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\ No newline at end of file
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+        "birds_chirping"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep sneeze and remove car alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "sneeze"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove car alarm and keep birds chirping",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "birds_chirping"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "keep car alarm and remove sneeze",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "car_alarm"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove sneeze and keep birds chirping",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "car_alarm",
+        "birds_chirping"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep car alarm and remove birds chirping",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "car_alarm"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "keep sneeze and remove birds chirping",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "car_alarm",
+        "sneeze"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove car alarm and keep sneeze and birds chirping",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "sneeze",
+        "birds_chirping"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove sneeze and keep car alarm and birds chirping",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "car_alarm",
+        "birds_chirping"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep car alarm and sneeze and remove birds chirping",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "car_alarm",
+        "sneeze"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove car alarm and sneeze and keep birds chirping",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "birds_chirping"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove car alarm and birds chirping and keep sneeze",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "sneeze"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep car alarm and remove sneeze and birds chirping",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "car_alarm"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/bus_1dist_090_rep2.json b/data/audio_mixtures_old_both/test_700/bus_1dist_090_rep2.json
new file mode 100644
index 0000000000000000000000000000000000000000..edb5b56cf79261d5365b0bc97f9a3d0524d89846
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/bus_1dist_090_rep2.json
@@ -0,0 +1,77 @@
+{
+  "mixture_id": "bus_1dist_090_rep2",
+  "scene_name": "Bus",
+  "distractor_count": 1,
+  "distractors": [
+    "boom"
+  ],
+  "audio_file": "bus_1dist_090_rep2.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p255/p255_259.wav",
+      "origin_start": 0.0,
+      "origin_end": 4.055804988662132,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Bus/asmr_Bus_r38kWRF-FSg_chunk_005.mp3",
+      "origin_start": 227.85249433106577,
+      "origin_end": 237.85249433106577,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "boom",
+      "display_name": "boom",
+      "original_path": "distractors/test/boom/fsd50k_380443.wav",
+      "origin_start": 0.5766893424036281,
+      "origin_end": 2.9734013605442176,
+      "mixture_start": 2.2334075820088266,
+      "mixture_end": 4.630121814585613,
+      "channel": 2
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove boom",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep boom",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/bus_2dist_112_rep4.json b/data/audio_mixtures_old_both/test_700/bus_2dist_112_rep4.json
new file mode 100644
index 0000000000000000000000000000000000000000..12b3834776ddaf5bd8ed7dc9170d6e512690d5bb
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/bus_2dist_112_rep4.json
@@ -0,0 +1,168 @@
+{
+  "mixture_id": "bus_2dist_112_rep4",
+  "scene_name": "Bus",
+  "distractor_count": 2,
+  "distractors": [
+    "fire_alarm",
+    "glass_breaking"
+  ],
+  "audio_file": "bus_2dist_112_rep4.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p255/p255_348.wav",
+      "origin_start": 0.0,
+      "origin_end": 4.398775510204081,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Bus/asmr_Bus_r38kWRF-FSg_chunk_001.mp3",
+      "origin_start": 36.58315192743764,
+      "origin_end": 46.58315192743764,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "fire_alarm",
+      "display_name": "fire alarm",
+      "original_path": "distractors/test/fire_alarm/fsd50k_323238.wav",
+      "origin_start": 1.8317006802721087,
+      "origin_end": 4.030340136054422,
+      "mixture_start": 5.92480222979495,
+      "mixture_end": 8.123457923552088,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "glass_breaking",
+      "display_name": "glass breaking",
+      "original_path": "distractors/test/glass_breaking/esc-50_5-260433-A-39.wav",
+      "origin_start": 0.0,
+      "origin_end": 0.603718820861678,
+      "mixture_start": 4.87980004882024,
+      "mixture_end": 5.483518869681918,
+      "channel": 3
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove fire alarm",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove glass breaking",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove fire alarm and glass breaking",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep fire alarm",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep glass breaking",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep fire alarm and glass breaking",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep glass breaking and remove fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove glass breaking and keep fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/bus_2dist_147_rep2.json b/data/audio_mixtures_old_both/test_700/bus_2dist_147_rep2.json
new file mode 100644
index 0000000000000000000000000000000000000000..68eb2eaa53ac9ec8be183d5a33ffe73ee6855d20
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/bus_2dist_147_rep2.json
@@ -0,0 +1,162 @@
+{
+  "mixture_id": "bus_2dist_147_rep2",
+  "scene_name": "Bus",
+  "distractor_count": 2,
+  "distractors": [
+    "cellphone_buzz_vibrating_alert",
+    "hammer"
+  ],
+  "audio_file": "bus_2dist_147_rep2.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p254/p254_272.wav",
+      "origin_start": 0.0,
+      "origin_end": 4.144013605442177,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Bus/asmr_Bus_r38kWRF-FSg_chunk_001.mp3",
+      "origin_start": 242.74544217687074,
+      "origin_end": 252.74544217687074,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "cellphone_buzz_vibrating_alert",
+      "display_name": "cellphone buzz vibrating alert",
+      "original_path": "distractors/test/cellphone_buzz_vibrating_alert/fsd50k_118080.wav",
+      "origin_start": 0.21317460317460318,
+      "origin_end": 3.242403628117914,
+      "mixture_start": 3.9685943857535424,
+      "mixture_end": 6.997844630093496,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "hammer",
+      "display_name": "hammer",
+      "original_path": "distractors/test/hammer/fsd50k_326122.wav",
+      "origin_start": 3.0429478458049886,
+      "origin_end": 5.415804988662131,
+      "mixture_start": 2.107433279855142,
+      "mixture_end": 4.480304224927298,
+      "channel": 3
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove cellphone buzz vibrating alert",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove hammer",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove cellphone buzz vibrating alert and hammer",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep cellphone buzz vibrating alert",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "keep hammer",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert",
+        "hammer"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep cellphone buzz vibrating alert and hammer",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert",
+        "hammer"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove cellphone buzz vibrating alert and keep hammer",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "hammer"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep cellphone buzz vibrating alert and remove hammer",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/bus_2dist_165_rep3.json b/data/audio_mixtures_old_both/test_700/bus_2dist_165_rep3.json
new file mode 100644
index 0000000000000000000000000000000000000000..d85ec39ca7245ee56f81be8b030a2fe9d4bebf4e
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/bus_2dist_165_rep3.json
@@ -0,0 +1,168 @@
+{
+  "mixture_id": "bus_2dist_165_rep3",
+  "scene_name": "Bus",
+  "distractor_count": 2,
+  "distractors": [
+    "cellphone_buzz_vibrating_alert",
+    "boom"
+  ],
+  "audio_file": "bus_2dist_165_rep3.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p251/p251_357.wav",
+      "origin_start": 0.0,
+      "origin_end": 2.521746031746032,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Bus/asmr_Bus_r38kWRF-FSg_chunk_001.mp3",
+      "origin_start": 288.31079365079364,
+      "origin_end": 298.31079365079364,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "cellphone_buzz_vibrating_alert",
+      "display_name": "cellphone buzz vibrating alert",
+      "original_path": "distractors/test/cellphone_buzz_vibrating_alert/fsd50k_120530.wav",
+      "origin_start": 0.0,
+      "origin_end": 1.2826530612244897,
+      "mixture_start": 5.585150104326236,
+      "mixture_end": 6.8678031655507255,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "boom",
+      "display_name": "boom",
+      "original_path": "distractors/test/boom/fsd50k_108641.wav",
+      "origin_start": 0.027845804988662133,
+      "origin_end": 2.3165079365079366,
+      "mixture_start": 2.817566016149678,
+      "mixture_end": 5.106230986329778,
+      "channel": 3
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove cellphone buzz vibrating alert",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove boom",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove cellphone buzz vibrating alert and boom",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep cellphone buzz vibrating alert",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep boom",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep cellphone buzz vibrating alert and boom",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep boom and remove cellphone buzz vibrating alert",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove boom and keep cellphone buzz vibrating alert",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/bus_2dist_197_rep4.json b/data/audio_mixtures_old_both/test_700/bus_2dist_197_rep4.json
new file mode 100644
index 0000000000000000000000000000000000000000..dab9b66b34023742e0c7e9649861ac638ebad933
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/bus_2dist_197_rep4.json
@@ -0,0 +1,162 @@
+{
+  "mixture_id": "bus_2dist_197_rep4",
+  "scene_name": "Bus",
+  "distractor_count": 2,
+  "distractors": [
+    "applause",
+    "siren"
+  ],
+  "audio_file": "bus_2dist_197_rep4.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p256/p256_255.wav",
+      "origin_start": 0.0,
+      "origin_end": 7.2128798185941045,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Bus/asmr_Bus_r38kWRF-FSg_chunk_005.mp3",
+      "origin_start": 77.40321995464852,
+      "origin_end": 87.40321995464852,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "applause",
+      "display_name": "applause",
+      "original_path": "distractors/test/applause/fsd50k_119029.wav",
+      "origin_start": 0.26639455782312926,
+      "origin_end": 4.039433106575964,
+      "mixture_start": 1.2302270526212464,
+      "mixture_end": 5.003275277120157,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "siren",
+      "display_name": "siren",
+      "original_path": "distractors/test/siren/fsd50k_58368.wav",
+      "origin_start": 8.94249433106576,
+      "origin_end": 11.298798185941044,
+      "mixture_start": 5.021514712474461,
+      "mixture_end": 7.377830924241932,
+      "channel": 3
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove applause",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove siren",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove applause and siren",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep applause",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "applause",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep siren",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep applause and siren",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "applause",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep siren and remove applause",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove siren and keep applause",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "applause"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/bus_3dist_293_rep3.json b/data/audio_mixtures_old_both/test_700/bus_3dist_293_rep3.json
new file mode 100644
index 0000000000000000000000000000000000000000..82a5da9edbce2a9d4ebd77d289bbc72446445694
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/bus_3dist_293_rep3.json
@@ -0,0 +1,407 @@
+{
+  "mixture_id": "bus_3dist_293_rep3",
+  "scene_name": "Bus",
+  "distractor_count": 3,
+  "distractors": [
+    "sneeze",
+    "boom",
+    "footsteps"
+  ],
+  "audio_file": "bus_3dist_293_rep3.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p250/p250_125.wav",
+      "origin_start": 0.0,
+      "origin_end": 2.6485260770975056,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Bus/asmr_Bus_r38kWRF-FSg_chunk_005.mp3",
+      "origin_start": 218.17269841269842,
+      "origin_end": 228.17269841269842,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "sneeze",
+      "display_name": "sneeze",
+      "original_path": "distractors/test/sneeze/fsd50k_339414.wav",
+      "origin_start": 0.0,
+      "origin_end": 0.6385487528344671,
+      "mixture_start": 0.4058865667859117,
+      "mixture_end": 1.0444353196203788,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "boom",
+      "display_name": "boom",
+      "original_path": "distractors/test/boom/fsd50k_371123.wav",
+      "origin_start": 0.4283219954648526,
+      "origin_end": 2.6075736961451246,
+      "mixture_start": 0.42159697138354213,
+      "mixture_end": 2.6008488655656263,
+      "channel": 3
+    },
+    "distractor_3": {
+      "name": "footsteps",
+      "display_name": "footsteps",
+      "original_path": "distractors/test/footsteps/esc-50_5-51149-A-25.wav",
+      "origin_start": 0.41689342403628116,
+      "origin_end": 3.677392290249433,
+      "mixture_start": 5.063420183569053,
+      "mixture_end": 8.323925574996133,
+      "channel": 4
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove sneeze",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove boom",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove footsteps",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove sneeze and boom",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove sneeze and footsteps",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove boom and footsteps",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove sneeze and boom and footsteps",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep sneeze",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "sneeze",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep boom",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep footsteps",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "boom",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep sneeze and boom",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "sneeze",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep sneeze and footsteps",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "sneeze",
+        "boom",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep boom and footsteps",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "boom",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep sneeze and boom and footsteps",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "sneeze",
+        "boom",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep boom and remove sneeze",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove sneeze and keep footsteps",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "boom",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove boom and keep sneeze",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "sneeze"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "keep footsteps and remove boom",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove footsteps and keep sneeze",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "sneeze",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove footsteps and keep boom",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove sneeze and keep boom and footsteps",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "boom",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove boom and keep sneeze and footsteps",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "sneeze",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep sneeze and boom and remove footsteps",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "sneeze",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep footsteps and remove sneeze and boom",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "keep boom and remove sneeze and footsteps",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep sneeze and remove boom and footsteps",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "sneeze"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/bus_3dist_293_rep4.json b/data/audio_mixtures_old_both/test_700/bus_3dist_293_rep4.json
new file mode 100644
index 0000000000000000000000000000000000000000..8be92dd1e01256b8b58a5788df04926111919a68
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/bus_3dist_293_rep4.json
@@ -0,0 +1,407 @@
+{
+  "mixture_id": "bus_3dist_293_rep4",
+  "scene_name": "Bus",
+  "distractor_count": 3,
+  "distractors": [
+    "sneeze",
+    "boom",
+    "footsteps"
+  ],
+  "audio_file": "bus_3dist_293_rep4.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p249/p249_033.wav",
+      "origin_start": 0.0,
+      "origin_end": 3.8446258503401363,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Bus/asmr_Bus_ziS8jw1Kl30_chunk_002.mp3",
+      "origin_start": 174.84208616780046,
+      "origin_end": 184.84208616780046,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "sneeze",
+      "display_name": "sneeze",
+      "original_path": "distractors/test/sneeze/fsd50k_328892.wav",
+      "origin_start": 0.6089569160997732,
+      "origin_end": 2.7570068027210883,
+      "mixture_start": 4.771679904764767,
+      "mixture_end": 6.919740008306201,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "boom",
+      "display_name": "boom",
+      "original_path": "distractors/test/boom/fsd50k_110113.wav",
+      "origin_start": 0.340453514739229,
+      "origin_end": 2.3516326530612246,
+      "mixture_start": 1.1453673446938648,
+      "mixture_end": 3.1565495738542055,
+      "channel": 3
+    },
+    "distractor_3": {
+      "name": "footsteps",
+      "display_name": "footsteps",
+      "original_path": "distractors/test/footsteps/fsd50k_48212.wav",
+      "origin_start": 0.0,
+      "origin_end": 1.242267573696145,
+      "mixture_start": 0.6219560099128967,
+      "mixture_end": 1.8642235836090417,
+      "channel": 4
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove sneeze",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove boom",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove footsteps",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove sneeze and boom",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove sneeze and footsteps",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove boom and footsteps",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove sneeze and boom and footsteps",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep sneeze",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "sneeze",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep boom",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep footsteps",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "boom",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep sneeze and boom",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "sneeze",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep sneeze and footsteps",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "sneeze",
+        "boom",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep boom and footsteps",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "boom",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep sneeze and boom and footsteps",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "sneeze",
+        "boom",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep boom and remove sneeze",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove sneeze and keep footsteps",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "boom",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove boom and keep sneeze",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "sneeze"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "keep footsteps and remove boom",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove footsteps and keep sneeze",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "sneeze",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove footsteps and keep boom",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove sneeze and keep boom and footsteps",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "boom",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove boom and keep sneeze and footsteps",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "sneeze",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep sneeze and boom and remove footsteps",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "sneeze",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep footsteps and remove sneeze and boom",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "keep boom and remove sneeze and footsteps",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep sneeze and remove boom and footsteps",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "sneeze"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/city_1dist_008_rep1.json b/data/audio_mixtures_old_both/test_700/city_1dist_008_rep1.json
new file mode 100644
index 0000000000000000000000000000000000000000..109c3c92cbf2a419c75763ea1ee1e72d6d11e7d5
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/city_1dist_008_rep1.json
@@ -0,0 +1,75 @@
+{
+  "mixture_id": "city_1dist_008_rep1",
+  "scene_name": "City",
+  "distractor_count": 1,
+  "distractors": [
+    "birds_chirping"
+  ],
+  "audio_file": "city_1dist_008_rep1.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p251/p251_270.wav",
+      "origin_start": 0.0,
+      "origin_end": 2.4789795918367346,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/City/asmr_City_KkXLEHqzYZk_chunk_050.mp3",
+      "origin_start": 81.73630385487529,
+      "origin_end": 91.73630385487529,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "birds_chirping",
+      "display_name": "birds chirping",
+      "original_path": "distractors/test/birds_chirping/fsd50k_244357.wav",
+      "origin_start": 1.1807256235827663,
+      "origin_end": 4.491043083900227,
+      "mixture_start": 0.41785185667766683,
+      "mixture_end": 3.7281741296264044,
+      "channel": 2
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove birds chirping",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep birds chirping",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "birds_chirping"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/city_1dist_058_rep1.json b/data/audio_mixtures_old_both/test_700/city_1dist_058_rep1.json
new file mode 100644
index 0000000000000000000000000000000000000000..99d4f1be64db9a33766bf2d13ca4511afd16a5ef
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/city_1dist_058_rep1.json
@@ -0,0 +1,77 @@
+{
+  "mixture_id": "city_1dist_058_rep1",
+  "scene_name": "City",
+  "distractor_count": 1,
+  "distractors": [
+    "alarm_clock"
+  ],
+  "audio_file": "city_1dist_058_rep1.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p252/p252_367.wav",
+      "origin_start": 0.0,
+      "origin_end": 7.81312925170068,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/City/asmr_City_sXJLT3kYdhk_chunk_005.mp3",
+      "origin_start": 256.48430839002265,
+      "origin_end": 266.48430839002265,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "alarm_clock",
+      "display_name": "alarm clock",
+      "original_path": "distractors/test/alarm_clock/esc-50_5-250629-A-37.wav",
+      "origin_start": 0.02399092970521542,
+      "origin_end": 3.47562358276644,
+      "mixture_start": 0.9763015970101269,
+      "mixture_end": 4.427936509019502,
+      "channel": 2
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "alarm_clock"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove alarm clock",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep alarm clock",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "alarm_clock"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/city_2dist_133_rep3.json b/data/audio_mixtures_old_both/test_700/city_2dist_133_rep3.json
new file mode 100644
index 0000000000000000000000000000000000000000..332b85c3d767dc06f4fbc048236b2786eda173d2
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/city_2dist_133_rep3.json
@@ -0,0 +1,168 @@
+{
+  "mixture_id": "city_2dist_133_rep3",
+  "scene_name": "City",
+  "distractor_count": 2,
+  "distractors": [
+    "car_alarm",
+    "train_horn"
+  ],
+  "audio_file": "city_2dist_133_rep3.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p250/p250_479.wav",
+      "origin_start": 0.0,
+      "origin_end": 3.329909297052154,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/City/asmr_City_sXJLT3kYdhk_chunk_005.mp3",
+      "origin_start": 64.39197278911564,
+      "origin_end": 74.39197278911564,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "car_alarm",
+      "display_name": "car alarm",
+      "original_path": "distractors/test/car_alarm/fsd50k_360692.wav",
+      "origin_start": 0.0,
+      "origin_end": 0.871655328798186,
+      "mixture_start": 5.406297193439639,
+      "mixture_end": 6.2779525222378245,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "train_horn",
+      "display_name": "train horn",
+      "original_path": "distractors/test/train_horn/fsd50k_403931.wav",
+      "origin_start": 2.387278911564626,
+      "origin_end": 5.021179138321996,
+      "mixture_start": 5.067477411054133,
+      "mixture_end": 7.70138366708084,
+      "channel": 3
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "car_alarm",
+        "train_horn"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove car alarm",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "train_horn"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove train horn",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "car_alarm"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove car alarm and train horn",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep car alarm",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "car_alarm",
+        "train_horn"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep train horn",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "car_alarm",
+        "train_horn"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep car alarm and train horn",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "car_alarm",
+        "train_horn"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove car alarm and keep train horn",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "train_horn"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep car alarm and remove train horn",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "car_alarm"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/city_3dist_212_rep2.json b/data/audio_mixtures_old_both/test_700/city_3dist_212_rep2.json
new file mode 100644
index 0000000000000000000000000000000000000000..f00387197dda9ec65e088099f8e3a26d3eb9e2a5
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/city_3dist_212_rep2.json
@@ -0,0 +1,407 @@
+{
+  "mixture_id": "city_3dist_212_rep2",
+  "scene_name": "City",
+  "distractor_count": 3,
+  "distractors": [
+    "applause",
+    "helicopter",
+    "car_horn"
+  ],
+  "audio_file": "city_3dist_212_rep2.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p248/p248_226.wav",
+      "origin_start": 0.0,
+      "origin_end": 4.608390022675737,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/City/asmr_City_sXJLT3kYdhk_chunk_012.mp3",
+      "origin_start": 133.40952380952382,
+      "origin_end": 143.40952380952382,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "applause",
+      "display_name": "applause",
+      "original_path": "distractors/test/applause/fsd50k_192003.wav",
+      "origin_start": 5.469002267573696,
+      "origin_end": 8.917256235827665,
+      "mixture_start": 0.05454452115486703,
+      "mixture_end": 3.502810471189106,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "helicopter",
+      "display_name": "helicopter",
+      "original_path": "distractors/test/helicopter/fsd50k_333821.wav",
+      "origin_start": 0.19589569160997733,
+      "origin_end": 3.782766439909297,
+      "mixture_start": 2.7782527740725085,
+      "mixture_end": 6.365131424545857,
+      "channel": 3
+    },
+    "distractor_3": {
+      "name": "car_horn",
+      "display_name": "car horn",
+      "original_path": "distractors/test/car_horn/fsd50k_83465.wav",
+      "origin_start": 1.040249433106576,
+      "origin_end": 3.591201814058957,
+      "mixture_start": 6.409474741672831,
+      "mixture_end": 8.960440619352163,
+      "channel": 4
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "car_horn"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove applause",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "car_horn"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove helicopter",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "car_horn"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove car horn",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove applause and helicopter",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "car_horn"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove applause and car horn",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove helicopter and car horn",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove applause and helicopter and car horn",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep applause",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "applause",
+        "car_horn"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep helicopter",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "helicopter",
+        "car_horn"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep car horn",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "car_horn"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "keep applause and helicopter",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "applause",
+        "helicopter",
+        "car_horn"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep applause and car horn",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "applause",
+        "car_horn"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep helicopter and car horn",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "helicopter",
+        "car_horn"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep applause and helicopter and car horn",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "applause",
+        "helicopter",
+        "car_horn"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep helicopter and remove applause",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "helicopter",
+        "car_horn"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove applause and keep car horn",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "car_horn"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove helicopter and keep applause",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "applause",
+        "car_horn"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep car horn and remove helicopter",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "car_horn"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "keep applause and remove car horn",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "applause"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "keep helicopter and remove car horn",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "helicopter"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove applause and keep helicopter and car horn",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "helicopter",
+        "car_horn"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove helicopter and keep applause and car horn",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "applause",
+        "car_horn"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "remove car horn and keep applause and helicopter",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "applause",
+        "helicopter"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep car horn and remove applause and helicopter",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "car_horn"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove applause and car horn and keep helicopter",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "helicopter"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep applause and remove helicopter and car horn",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "applause"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/city_3dist_298_rep2.json b/data/audio_mixtures_old_both/test_700/city_3dist_298_rep2.json
new file mode 100644
index 0000000000000000000000000000000000000000..1719288fbc80bae5095e62ebf325ecb5fa80e399
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/city_3dist_298_rep2.json
@@ -0,0 +1,425 @@
+{
+  "mixture_id": "city_3dist_298_rep2",
+  "scene_name": "City",
+  "distractor_count": 3,
+  "distractors": [
+    "fireworks",
+    "train_horn",
+    "fire_alarm"
+  ],
+  "audio_file": "city_3dist_298_rep2.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p255/p255_167.wav",
+      "origin_start": 0.0,
+      "origin_end": 3.5005895691609976,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/City/asmr_City_KkXLEHqzYZk_chunk_050.mp3",
+      "origin_start": 13.571360544217686,
+      "origin_end": 23.571360544217686,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "fireworks",
+      "display_name": "fireworks",
+      "original_path": "distractors/test/fireworks/fsd50k_161680.wav",
+      "origin_start": 0.0,
+      "origin_end": 1.4280272108843537,
+      "mixture_start": 8.371806589439416,
+      "mixture_end": 9.79983380032377,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "train_horn",
+      "display_name": "train horn",
+      "original_path": "distractors/test/train_horn/fsd50k_380667.wav",
+      "origin_start": 1.887596371882086,
+      "origin_end": 3.941292517006803,
+      "mixture_start": 0.01715169875278,
+      "mixture_end": 2.0708684853242554,
+      "channel": 3
+    },
+    "distractor_3": {
+      "name": "fire_alarm",
+      "display_name": "fire alarm",
+      "original_path": "distractors/test/fire_alarm/fsd50k_210513.wav",
+      "origin_start": 2.118344671201814,
+      "origin_end": 5.431473922902494,
+      "mixture_start": 5.970504265298834,
+      "mixture_end": 9.28363757395719,
+      "channel": 4
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "train_horn",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove fireworks",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "train_horn",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove train horn",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove fire alarm",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "train_horn"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove fireworks and train horn",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove fireworks and fire alarm",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "train_horn"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove train horn and fire alarm",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove fireworks and train horn and fire alarm",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep fireworks",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "fireworks",
+        "train_horn",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep train horn",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "train_horn",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fire alarm",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "train_horn",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fireworks and train horn",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "fireworks",
+        "train_horn",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fireworks and fire alarm",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "fireworks",
+        "train_horn",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep train horn and fire alarm",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "train_horn",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fireworks and train horn and fire alarm",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "fireworks",
+        "train_horn",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove fireworks and keep train horn",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "train_horn",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fire alarm and remove fireworks",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "train_horn",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fireworks and remove train horn",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fireworks",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fire alarm and remove train horn",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove fire alarm and keep fireworks",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fireworks",
+        "train_horn"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep train horn and remove fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "train_horn"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove fireworks and keep train horn and fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "train_horn",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fireworks and fire alarm and remove train horn",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fireworks",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "remove fire alarm and keep fireworks and train horn",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fireworks",
+        "train_horn"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove fireworks and train horn and keep fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "keep train horn and remove fireworks and fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "train_horn"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove train horn and fire alarm and keep fireworks",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fireworks"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/coffee_shop_1dist_052_rep1.json b/data/audio_mixtures_old_both/test_700/coffee_shop_1dist_052_rep1.json
new file mode 100644
index 0000000000000000000000000000000000000000..e9ccc5a6e78c4fdad7777f08573a060eab52a48f
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/coffee_shop_1dist_052_rep1.json
@@ -0,0 +1,75 @@
+{
+  "mixture_id": "coffee_shop_1dist_052_rep1",
+  "scene_name": "Coffee Shop",
+  "distractor_count": 1,
+  "distractors": [
+    "ringtone"
+  ],
+  "audio_file": "coffee_shop_1dist_052_rep1.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p248/p248_264.wav",
+      "origin_start": 0.0,
+      "origin_end": 3.0329705215419502,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Coffee_Shop/asmr_Coffee_Shop_uU_RxnJOdMQ_chunk_072.mp3",
+      "origin_start": 127.18253968253968,
+      "origin_end": 137.18253968253967,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "ringtone",
+      "display_name": "ringtone",
+      "original_path": "distractors/test/ringtone/fsd50k_132742.wav",
+      "origin_start": 1.29562358276644,
+      "origin_end": 5.155646258503402,
+      "mixture_start": 4.723672606991659,
+      "mixture_end": 8.58369773223722,
+      "channel": 2
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove ringtone",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep ringtone",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "ringtone"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/coffee_shop_2dist_107_rep1.json b/data/audio_mixtures_old_both/test_700/coffee_shop_2dist_107_rep1.json
new file mode 100644
index 0000000000000000000000000000000000000000..fd1c558f62048dc66c3bac55f08ffdc4e6bcf04e
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/coffee_shop_2dist_107_rep1.json
@@ -0,0 +1,162 @@
+{
+  "mixture_id": "coffee_shop_2dist_107_rep1",
+  "scene_name": "Coffee Shop",
+  "distractor_count": 2,
+  "distractors": [
+    "baby_cry",
+    "gunshot"
+  ],
+  "audio_file": "coffee_shop_2dist_107_rep1.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p253/p253_077.wav",
+      "origin_start": 0.0,
+      "origin_end": 2.945011337868481,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Coffee_Shop/asmr_Coffee_Shop_qU8o3_T5y5M_chunk_017.mp3",
+      "origin_start": 242.6418820861678,
+      "origin_end": 252.6418820861678,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "baby_cry",
+      "display_name": "baby cry",
+      "original_path": "distractors/test/baby_cry/disco_noises_26760_1.wav",
+      "origin_start": 14.884126984126985,
+      "origin_end": 17.692063492063493,
+      "mixture_start": 5.566167642355988,
+      "mixture_end": 8.374116986846703,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "gunshot",
+      "display_name": "gunshot",
+      "original_path": "distractors/test/gunshot/fsd50k_88467.wav",
+      "origin_start": 0.0,
+      "origin_end": 0.6023129251700681,
+      "mixture_start": 6.185354313495938,
+      "mixture_end": 6.787667238666006,
+      "channel": 3
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove baby cry",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove gunshot",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove baby cry and gunshot",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep baby cry",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "baby_cry",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep gunshot",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep baby cry and gunshot",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "baby_cry",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep gunshot and remove baby cry",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove gunshot and keep baby cry",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "baby_cry"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/coffee_shop_2dist_197_rep1.json b/data/audio_mixtures_old_both/test_700/coffee_shop_2dist_197_rep1.json
new file mode 100644
index 0000000000000000000000000000000000000000..c624cf128a02eefcb415d668f76ed2949387c970
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/coffee_shop_2dist_197_rep1.json
@@ -0,0 +1,156 @@
+{
+  "mixture_id": "coffee_shop_2dist_197_rep1",
+  "scene_name": "Coffee Shop",
+  "distractor_count": 2,
+  "distractors": [
+    "sneeze",
+    "hammer"
+  ],
+  "audio_file": "coffee_shop_2dist_197_rep1.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p249/p249_230.wav",
+      "origin_start": 0.0,
+      "origin_end": 7.683832199546485,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Coffee_Shop/asmr_Coffee_Shop_qU8o3_T5y5M_chunk_054.mp3",
+      "origin_start": 3.4794784580498868,
+      "origin_end": 13.479478458049886,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "sneeze",
+      "display_name": "sneeze",
+      "original_path": "distractors/test/sneeze/fsd50k_201274.wav",
+      "origin_start": 0.0,
+      "origin_end": 0.5224489795918368,
+      "mixture_start": 3.429572208255222,
+      "mixture_end": 3.9520211878470586,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "hammer",
+      "display_name": "hammer",
+      "original_path": "distractors/test/hammer/fsd50k_407618.wav",
+      "origin_start": 10.20843537414966,
+      "origin_end": 13.509818594104308,
+      "mixture_start": 1.9588073833801862,
+      "mixture_end": 5.26020422965343,
+      "channel": 3
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove sneeze",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove hammer",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove sneeze and hammer",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep sneeze",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "sneeze"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "keep hammer",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "hammer"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep sneeze and hammer",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "sneeze",
+        "hammer"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep hammer and remove sneeze",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "hammer"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove hammer and keep sneeze",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "sneeze"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/coffee_shop_3dist_202_rep3.json b/data/audio_mixtures_old_both/test_700/coffee_shop_3dist_202_rep3.json
new file mode 100644
index 0000000000000000000000000000000000000000..1c8d94bdd5530ab4e940a97aee0d72125ebee6e9
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/coffee_shop_3dist_202_rep3.json
@@ -0,0 +1,425 @@
+{
+  "mixture_id": "coffee_shop_3dist_202_rep3",
+  "scene_name": "Coffee Shop",
+  "distractor_count": 3,
+  "distractors": [
+    "drill",
+    "boom",
+    "gunshot"
+  ],
+  "audio_file": "coffee_shop_3dist_202_rep3.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p254/p254_220.wav",
+      "origin_start": 0.0,
+      "origin_end": 2.903469387755102,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Coffee_Shop/asmr_Coffee_Shop_qU8o3_T5y5M_chunk_018.mp3",
+      "origin_start": 136.4733106575964,
+      "origin_end": 146.4733106575964,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "drill",
+      "display_name": "drill",
+      "original_path": "distractors/test/drill/fsd50k_199929.wav",
+      "origin_start": 4.350566893424037,
+      "origin_end": 8.103083900226757,
+      "mixture_start": 0.3126826298714592,
+      "mixture_end": 4.065221466665102,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "boom",
+      "display_name": "boom",
+      "original_path": "distractors/test/boom/fsd50k_398799.wav",
+      "origin_start": 0.05834467120181406,
+      "origin_end": 2.155487528344671,
+      "mixture_start": 4.767954072814589,
+      "mixture_end": 6.865101739946288,
+      "channel": 3
+    },
+    "distractor_3": {
+      "name": "gunshot",
+      "display_name": "gunshot",
+      "original_path": "distractors/test/gunshot/fsd50k_347647.wav",
+      "origin_start": 2.2675736961451248e-05,
+      "origin_end": 2.017482993197279,
+      "mixture_start": 3.6233265188694075,
+      "mixture_end": 5.640790640344603,
+      "channel": 4
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "boom",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove drill",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "boom",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove boom",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove gunshot",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove drill and boom",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove drill and gunshot",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove boom and gunshot",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove drill and boom and gunshot",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep drill",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "drill",
+        "boom",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep boom",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "boom",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep gunshot",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "boom",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep drill and boom",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "drill",
+        "boom",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep drill and gunshot",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "drill",
+        "boom",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep boom and gunshot",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "boom",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep drill and boom and gunshot",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "drill",
+        "boom",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove drill and keep boom",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "boom",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep gunshot and remove drill",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "boom",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep drill and remove boom",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "drill",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep gunshot and remove boom",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "keep drill and remove gunshot",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "drill",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove gunshot and keep boom",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove drill and keep boom and gunshot",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "boom",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep drill and gunshot and remove boom",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "drill",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "remove gunshot and keep drill and boom",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "drill",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep gunshot and remove drill and boom",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove drill and gunshot and keep boom",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove boom and gunshot and keep drill",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "drill"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/coffee_shop_3dist_265_rep1.json b/data/audio_mixtures_old_both/test_700/coffee_shop_3dist_265_rep1.json
new file mode 100644
index 0000000000000000000000000000000000000000..fe01f9f4306f1e93b9bc1ca79906ccb81f7e876b
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/coffee_shop_3dist_265_rep1.json
@@ -0,0 +1,425 @@
+{
+  "mixture_id": "coffee_shop_3dist_265_rep1",
+  "scene_name": "Coffee Shop",
+  "distractor_count": 3,
+  "distractors": [
+    "drill",
+    "boom",
+    "glass_breaking"
+  ],
+  "audio_file": "coffee_shop_3dist_265_rep1.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p256/p256_313.wav",
+      "origin_start": 0.0,
+      "origin_end": 7.467777777777778,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Coffee_Shop/asmr_Coffee_Shop_qU8o3_T5y5M_chunk_017.mp3",
+      "origin_start": 128.44913832199546,
+      "origin_end": 138.44913832199546,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "drill",
+      "display_name": "drill",
+      "original_path": "distractors/test/drill/fsd50k_135849.wav",
+      "origin_start": 0.0,
+      "origin_end": 0.8126984126984127,
+      "mixture_start": 4.343609164821661,
+      "mixture_end": 5.1563075775200735,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "boom",
+      "display_name": "boom",
+      "original_path": "distractors/test/boom/fsd50k_220062.wav",
+      "origin_start": 2.2824036281179136,
+      "origin_end": 4.383378684807257,
+      "mixture_start": 0.3211631793186489,
+      "mixture_end": 2.4221564711852928,
+      "channel": 3
+    },
+    "distractor_3": {
+      "name": "glass_breaking",
+      "display_name": "glass breaking",
+      "original_path": "distractors/test/glass_breaking/fsd50k_97669.wav",
+      "origin_start": 0.2787528344671202,
+      "origin_end": 2.327233560090703,
+      "mixture_start": 3.8136545227762,
+      "mixture_end": 5.8621411160093295,
+      "channel": 4
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "boom",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove drill",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "boom",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove boom",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove glass breaking",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove drill and boom",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove drill and glass breaking",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove boom and glass breaking",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove drill and boom and glass breaking",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep drill",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "drill",
+        "boom",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep boom",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "boom",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep glass breaking",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "boom",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep drill and boom",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "drill",
+        "boom",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep drill and glass breaking",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "drill",
+        "boom",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep boom and glass breaking",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "boom",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep drill and boom and glass breaking",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "drill",
+        "boom",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep boom and remove drill",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "boom",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove drill and keep glass breaking",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "boom",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep drill and remove boom",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "drill",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep glass breaking and remove boom",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "keep drill and remove glass breaking",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "drill",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove glass breaking and keep boom",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove drill and keep boom and glass breaking",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "boom",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove boom and keep drill and glass breaking",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "drill",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep drill and boom and remove glass breaking",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "drill",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove drill and boom and keep glass breaking",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove drill and glass breaking and keep boom",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep drill and remove boom and glass breaking",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "drill"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/forest_1dist_035_rep1.json b/data/audio_mixtures_old_both/test_700/forest_1dist_035_rep1.json
new file mode 100644
index 0000000000000000000000000000000000000000..97947b6815b21cc62b2c7a2084c2b7f805b792f4
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/forest_1dist_035_rep1.json
@@ -0,0 +1,75 @@
+{
+  "mixture_id": "forest_1dist_035_rep1",
+  "scene_name": "Forest",
+  "distractor_count": 1,
+  "distractors": [
+    "hammer"
+  ],
+  "audio_file": "forest_1dist_035_rep1.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p251/p251_187.wav",
+      "origin_start": 0.0,
+      "origin_end": 3.5456462585034014,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Forest/asmr_Forest_xNN7iTA57jM_chunk_020.mp3",
+      "origin_start": 3.3584807256235827,
+      "origin_end": 13.358480725623583,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "hammer",
+      "display_name": "hammer",
+      "original_path": "distractors/test/hammer/fsd50k_347841.wav",
+      "origin_start": 16.103922902494332,
+      "origin_end": 19.401065759637188,
+      "mixture_start": 3.4455540758712315,
+      "mixture_end": 6.742698772851608,
+      "channel": 2
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove hammer",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep hammer",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "hammer"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/forest_2dist_123_rep3.json b/data/audio_mixtures_old_both/test_700/forest_2dist_123_rep3.json
new file mode 100644
index 0000000000000000000000000000000000000000..800a5b515cf5bc5853d2cb8906eb94fe24c48fb6
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/forest_2dist_123_rep3.json
@@ -0,0 +1,162 @@
+{
+  "mixture_id": "forest_2dist_123_rep3",
+  "scene_name": "Forest",
+  "distractor_count": 2,
+  "distractors": [
+    "car_alarm",
+    "cough"
+  ],
+  "audio_file": "forest_2dist_123_rep3.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p248/p248_102.wav",
+      "origin_start": 0.0,
+      "origin_end": 3.1596371882086167,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Forest/asmr_Forest_59fHDWDhzkY_chunk_008.mp3",
+      "origin_start": 267.9860090702948,
+      "origin_end": 277.9860090702948,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "car_alarm",
+      "display_name": "car alarm",
+      "original_path": "distractors/test/car_alarm/fsd50k_360692.wav",
+      "origin_start": 0.0,
+      "origin_end": 0.871655328798186,
+      "mixture_start": 0.8930910878741287,
+      "mixture_end": 1.7647464166723146,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "cough",
+      "display_name": "cough",
+      "original_path": "distractors/test/cough/fsd50k_393733.wav",
+      "origin_start": 0.0,
+      "origin_end": 0.7546485260770975,
+      "mixture_start": 0.9564228608736423,
+      "mixture_end": 1.71107138695074,
+      "channel": 3
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "car_alarm"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove car alarm",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove cough",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "car_alarm"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove car alarm and cough",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep car alarm",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "car_alarm"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "keep cough",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "car_alarm",
+        "cough"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep car alarm and cough",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "car_alarm",
+        "cough"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep cough and remove car alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "cough"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove cough and keep car alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "car_alarm"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/forest_2dist_126_rep4.json b/data/audio_mixtures_old_both/test_700/forest_2dist_126_rep4.json
new file mode 100644
index 0000000000000000000000000000000000000000..e55f8b3a9d32fba14011a46c8b830a47ec2d3ef9
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/forest_2dist_126_rep4.json
@@ -0,0 +1,162 @@
+{
+  "mixture_id": "forest_2dist_126_rep4",
+  "scene_name": "Forest",
+  "distractor_count": 2,
+  "distractors": [
+    "drill",
+    "gunshot"
+  ],
+  "audio_file": "forest_2dist_126_rep4.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p250/p250_089.wav",
+      "origin_start": 0.0,
+      "origin_end": 3.9268934240362814,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Forest/asmr_Forest_29XymHesxa0_chunk_009.mp3",
+      "origin_start": 286.43589569160997,
+      "origin_end": 296.43589569160997,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "drill",
+      "display_name": "drill",
+      "original_path": "distractors/test/drill/fsd50k_107842.wav",
+      "origin_start": 15.698208616780045,
+      "origin_end": 18.703650793650795,
+      "mixture_start": 5.151915113583424,
+      "mixture_end": 8.157365453434418,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "gunshot",
+      "display_name": "gunshot",
+      "original_path": "distractors/test/gunshot/fsd50k_414023.wav",
+      "origin_start": 0.009365079365079364,
+      "origin_end": 2.015034013605442,
+      "mixture_start": 7.4801611152514855,
+      "mixture_end": 9.485844821557237,
+      "channel": 3
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove drill",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove gunshot",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove drill and gunshot",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep drill",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "drill",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep gunshot",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep drill and gunshot",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "drill",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep gunshot and remove drill",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove gunshot and keep drill",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "drill"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/forest_2dist_144_rep4.json b/data/audio_mixtures_old_both/test_700/forest_2dist_144_rep4.json
new file mode 100644
index 0000000000000000000000000000000000000000..fea82115fc3f6e78128008588bb6fe3046a046e0
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/forest_2dist_144_rep4.json
@@ -0,0 +1,156 @@
+{
+  "mixture_id": "forest_2dist_144_rep4",
+  "scene_name": "Forest",
+  "distractor_count": 2,
+  "distractors": [
+    "applause",
+    "baby_cry"
+  ],
+  "audio_file": "forest_2dist_144_rep4.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p250/p250_365.wav",
+      "origin_start": 0.0,
+      "origin_end": 3.4136507936507936,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Forest/asmr_Forest_xNN7iTA57jM_chunk_020.mp3",
+      "origin_start": 29.22113378684807,
+      "origin_end": 39.22113378684807,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "applause",
+      "display_name": "applause",
+      "original_path": "distractors/test/applause/fsd50k_243012.wav",
+      "origin_start": 1.5098185941043083,
+      "origin_end": 5.452312925170068,
+      "mixture_start": 5.3927362083048624,
+      "mixture_end": 9.33524443551724,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "baby_cry",
+      "display_name": "baby cry",
+      "original_path": "distractors/test/baby_cry/disco_noises_198411_3.wav",
+      "origin_start": 5.165918367346939,
+      "origin_end": 7.457800453514739,
+      "mixture_start": 0.7484210848809826,
+      "mixture_end": 3.0403149308910065,
+      "channel": 3
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove applause",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove baby cry",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove applause and baby cry",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep applause",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "applause"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "keep baby cry",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "baby_cry"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep applause and baby cry",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "applause",
+        "baby_cry"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep baby cry and remove applause",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "baby_cry"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove baby cry and keep applause",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "applause"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/forest_3dist_253_rep1.json b/data/audio_mixtures_old_both/test_700/forest_3dist_253_rep1.json
new file mode 100644
index 0000000000000000000000000000000000000000..2eb178dc003d2ba42b4df85308c24f249abab659
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/forest_3dist_253_rep1.json
@@ -0,0 +1,425 @@
+{
+  "mixture_id": "forest_3dist_253_rep1",
+  "scene_name": "Forest",
+  "distractor_count": 3,
+  "distractors": [
+    "gunshot",
+    "hammer",
+    "siren"
+  ],
+  "audio_file": "forest_3dist_253_rep1.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p247/p247_306.wav",
+      "origin_start": 0.0,
+      "origin_end": 3.5014285714285713,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Forest/asmr_Forest_xNN7iTA57jM_chunk_003.mp3",
+      "origin_start": 47.000521541950114,
+      "origin_end": 57.000521541950114,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "gunshot",
+      "display_name": "gunshot",
+      "original_path": "distractors/test/gunshot/fsd50k_171236.wav",
+      "origin_start": 0.0,
+      "origin_end": 1.486077097505669,
+      "mixture_start": 0.5652906136907879,
+      "mixture_end": 2.0513677111964568,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "hammer",
+      "display_name": "hammer",
+      "original_path": "distractors/test/hammer/fsd50k_204946.wav",
+      "origin_start": 6.007301587301587,
+      "origin_end": 8.774807256235828,
+      "mixture_start": 1.6023487337471904,
+      "mixture_end": 4.369867456979132,
+      "channel": 3
+    },
+    "distractor_3": {
+      "name": "siren",
+      "display_name": "siren",
+      "original_path": "distractors/test/siren/fsd50k_242101.wav",
+      "origin_start": 2.4639455782312925,
+      "origin_end": 4.975963718820862,
+      "mixture_start": 5.6805603884278515,
+      "mixture_end": 8.192594371457885,
+      "channel": 4
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "remove gunshot",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove hammer",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "remove siren",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove gunshot and hammer",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove gunshot and siren",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove hammer and siren",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove gunshot and hammer and siren",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep gunshot",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep hammer",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "hammer",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep siren",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep gunshot and hammer",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "hammer",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep gunshot and siren",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep hammer and siren",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "hammer",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep gunshot and hammer and siren",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "hammer",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep hammer and remove gunshot",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "hammer",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove gunshot and keep siren",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove hammer and keep gunshot",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep siren and remove hammer",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "remove siren and keep gunshot",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "keep hammer and remove siren",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "hammer"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep hammer and siren and remove gunshot",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "hammer",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove hammer and keep gunshot and siren",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep gunshot and hammer and remove siren",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "hammer"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep siren and remove gunshot and hammer",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove gunshot and siren and keep hammer",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "hammer"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove hammer and siren and keep gunshot",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/forest_3dist_253_rep2.json b/data/audio_mixtures_old_both/test_700/forest_3dist_253_rep2.json
new file mode 100644
index 0000000000000000000000000000000000000000..87ee4bbf0126851be1fe235360eb32f73ac0674f
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/forest_3dist_253_rep2.json
@@ -0,0 +1,425 @@
+{
+  "mixture_id": "forest_3dist_253_rep2",
+  "scene_name": "Forest",
+  "distractor_count": 3,
+  "distractors": [
+    "gunshot",
+    "hammer",
+    "siren"
+  ],
+  "audio_file": "forest_3dist_253_rep2.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p254/p254_014.wav",
+      "origin_start": 0.0,
+      "origin_end": 5.419342403628118,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Forest/asmr_Forest_59fHDWDhzkY_chunk_006.mp3",
+      "origin_start": 239.56167800453514,
+      "origin_end": 249.56167800453514,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "gunshot",
+      "display_name": "gunshot",
+      "original_path": "distractors/test/gunshot/fsd50k_182272.wav",
+      "origin_start": 0.0,
+      "origin_end": 1.0913378684807256,
+      "mixture_start": 0.705456399380251,
+      "mixture_end": 1.7967942678609765,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "hammer",
+      "display_name": "hammer",
+      "original_path": "distractors/test/hammer/fsd50k_391914.wav",
+      "origin_start": 0.2454421768707483,
+      "origin_end": 3.762766439909297,
+      "mixture_start": 5.101475005959805,
+      "mixture_end": 8.618818575734558,
+      "channel": 3
+    },
+    "distractor_3": {
+      "name": "siren",
+      "display_name": "siren",
+      "original_path": "distractors/test/siren/esc-50_5-150409-A-42.wav",
+      "origin_start": 0.6120861678004536,
+      "origin_end": 4.384761904761905,
+      "mixture_start": 1.621314726341198,
+      "mixture_end": 5.394006752281283,
+      "channel": 4
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "remove gunshot",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove hammer",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "remove siren",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove gunshot and hammer",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove gunshot and siren",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove hammer and siren",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove gunshot and hammer and siren",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep gunshot",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep hammer",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "hammer",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep siren",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep gunshot and hammer",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "hammer",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep gunshot and siren",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep hammer and siren",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "hammer",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep gunshot and hammer and siren",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "hammer",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep hammer and remove gunshot",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "hammer",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove gunshot and keep siren",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove hammer and keep gunshot",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep siren and remove hammer",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "remove siren and keep gunshot",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "keep hammer and remove siren",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "hammer"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep hammer and siren and remove gunshot",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "hammer",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove hammer and keep gunshot and siren",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep gunshot and hammer and remove siren",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "hammer"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep siren and remove gunshot and hammer",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove gunshot and siren and keep hammer",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "hammer"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove hammer and siren and keep gunshot",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/forest_3dist_253_rep4.json b/data/audio_mixtures_old_both/test_700/forest_3dist_253_rep4.json
new file mode 100644
index 0000000000000000000000000000000000000000..775d1f1468306f34c9564c81e35712d828bab40f
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/forest_3dist_253_rep4.json
@@ -0,0 +1,425 @@
+{
+  "mixture_id": "forest_3dist_253_rep4",
+  "scene_name": "Forest",
+  "distractor_count": 3,
+  "distractors": [
+    "gunshot",
+    "hammer",
+    "siren"
+  ],
+  "audio_file": "forest_3dist_253_rep4.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p250/p250_380.wav",
+      "origin_start": 0.0,
+      "origin_end": 1.837981859410431,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Forest/asmr_Forest_xNN7iTA57jM_chunk_020.mp3",
+      "origin_start": 182.0238775510204,
+      "origin_end": 192.0238775510204,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "gunshot",
+      "display_name": "gunshot",
+      "original_path": "distractors/test/gunshot/fsd50k_110622.wav",
+      "origin_start": 0.0,
+      "origin_end": 1.0797278911564625,
+      "mixture_start": 3.8898839227846707,
+      "mixture_end": 4.969611813941134,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "hammer",
+      "display_name": "hammer",
+      "original_path": "distractors/test/hammer/fsd50k_410243.wav",
+      "origin_start": 0.0,
+      "origin_end": 1.9504761904761905,
+      "mixture_start": 7.9539509636896835,
+      "mixture_end": 9.904427154165873,
+      "channel": 3
+    },
+    "distractor_3": {
+      "name": "siren",
+      "display_name": "siren",
+      "original_path": "distractors/test/siren/esc-50_5-117120-A-42.wav",
+      "origin_start": 1.1790476190476191,
+      "origin_end": 4.4202721088435375,
+      "mixture_start": 4.707241042497859,
+      "mixture_end": 7.948478823107767,
+      "channel": 4
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "remove gunshot",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove hammer",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "remove siren",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove gunshot and hammer",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove gunshot and siren",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove hammer and siren",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove gunshot and hammer and siren",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep gunshot",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep hammer",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "hammer",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep siren",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep gunshot and hammer",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "hammer",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep gunshot and siren",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep hammer and siren",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "hammer",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep gunshot and hammer and siren",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "hammer",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep hammer and remove gunshot",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "hammer",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove gunshot and keep siren",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove hammer and keep gunshot",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep siren and remove hammer",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "remove siren and keep gunshot",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "keep hammer and remove siren",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "hammer"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep hammer and siren and remove gunshot",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "hammer",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove hammer and keep gunshot and siren",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep gunshot and hammer and remove siren",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "gunshot",
+        "hammer"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep siren and remove gunshot and hammer",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove gunshot and siren and keep hammer",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "hammer"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove hammer and siren and keep gunshot",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/home_1dist_065_rep4.json b/data/audio_mixtures_old_both/test_700/home_1dist_065_rep4.json
new file mode 100644
index 0000000000000000000000000000000000000000..2fa4cdfb20ac5cb9bead1b58290ad35061d8d866
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/home_1dist_065_rep4.json
@@ -0,0 +1,75 @@
+{
+  "mixture_id": "home_1dist_065_rep4",
+  "scene_name": "Home",
+  "distractor_count": 1,
+  "distractors": [
+    "cough"
+  ],
+  "audio_file": "home_1dist_065_rep4.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p251/p251_103.wav",
+      "origin_start": 0.0,
+      "origin_end": 3.07718820861678,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Home/asmr_Home_GSxEQTqSFR8_chunk_024.mp3",
+      "origin_start": 0.0,
+      "origin_end": 7.144603174603175,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "cough",
+      "display_name": "cough",
+      "original_path": "distractors/test/cough/fsd50k_21314.wav",
+      "origin_start": 0.0,
+      "origin_end": 1.253877551020408,
+      "mixture_start": 0.11399241630739017,
+      "mixture_end": 1.3678699673277983,
+      "channel": 2
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove cough",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep cough",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "cough"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/home_2dist_118_rep1.json b/data/audio_mixtures_old_both/test_700/home_2dist_118_rep1.json
new file mode 100644
index 0000000000000000000000000000000000000000..62a0c90a3f34f327055f67ce0602fde8dda64992
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/home_2dist_118_rep1.json
@@ -0,0 +1,162 @@
+{
+  "mixture_id": "home_2dist_118_rep1",
+  "scene_name": "Home",
+  "distractor_count": 2,
+  "distractors": [
+    "boom",
+    "jackhammer"
+  ],
+  "audio_file": "home_2dist_118_rep1.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p253/p253_379.wav",
+      "origin_start": 0.0,
+      "origin_end": 3.0346031746031747,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Home/asmr_Home_GSxEQTqSFR8_chunk_001.mp3",
+      "origin_start": 85.27240362811791,
+      "origin_end": 95.27240362811791,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "boom",
+      "display_name": "boom",
+      "original_path": "distractors/test/boom/fsd50k_151402.wav",
+      "origin_start": 0.6650113378684808,
+      "origin_end": 3.217891156462585,
+      "mixture_start": 6.367744975446722,
+      "mixture_end": 8.92063705327863,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "jackhammer",
+      "display_name": "jackhammer",
+      "original_path": "distractors/test/jackhammer/fsd50k_425626.wav",
+      "origin_start": 1.127936507936508,
+      "origin_end": 5.053832199546485,
+      "mixture_start": 2.262353418754245,
+      "mixture_end": 6.188251112775575,
+      "channel": 3
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove boom",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove jackhammer",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove boom and jackhammer",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep boom",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "keep jackhammer",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "boom",
+        "jackhammer"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep boom and jackhammer",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "boom",
+        "jackhammer"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep jackhammer and remove boom",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "jackhammer"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove jackhammer and keep boom",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/home_2dist_118_rep3.json b/data/audio_mixtures_old_both/test_700/home_2dist_118_rep3.json
new file mode 100644
index 0000000000000000000000000000000000000000..7691a28774dbab109985ed0aca2c76ea0049048e
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/home_2dist_118_rep3.json
@@ -0,0 +1,162 @@
+{
+  "mixture_id": "home_2dist_118_rep3",
+  "scene_name": "Home",
+  "distractor_count": 2,
+  "distractors": [
+    "boom",
+    "jackhammer"
+  ],
+  "audio_file": "home_2dist_118_rep3.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p254/p254_286.wav",
+      "origin_start": 0.0,
+      "origin_end": 4.013310657596372,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Home/asmr_Home_GSxEQTqSFR8_chunk_017.mp3",
+      "origin_start": 47.1590022675737,
+      "origin_end": 57.1590022675737,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "boom",
+      "display_name": "boom",
+      "original_path": "distractors/test/boom/fsd50k_399303.wav",
+      "origin_start": 0.1922675736961451,
+      "origin_end": 2.4559183673469387,
+      "mixture_start": 1.4167379346747038,
+      "mixture_end": 3.6803972773333924,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "jackhammer",
+      "display_name": "jackhammer",
+      "original_path": "distractors/test/jackhammer/fsd50k_425626.wav",
+      "origin_start": 1.0693424036281178,
+      "origin_end": 3.0733560090702947,
+      "mixture_start": 7.885700998053673,
+      "mixture_end": 9.889714913866829,
+      "channel": 3
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove boom",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove jackhammer",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove boom and jackhammer",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep boom",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "keep jackhammer",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "boom",
+        "jackhammer"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep boom and jackhammer",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "boom",
+        "jackhammer"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep jackhammer and remove boom",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "jackhammer"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove jackhammer and keep boom",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/home_2dist_118_rep4.json b/data/audio_mixtures_old_both/test_700/home_2dist_118_rep4.json
new file mode 100644
index 0000000000000000000000000000000000000000..56599d87736597f6ebd265f80c32c4d2f59d7cf2
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/home_2dist_118_rep4.json
@@ -0,0 +1,162 @@
+{
+  "mixture_id": "home_2dist_118_rep4",
+  "scene_name": "Home",
+  "distractor_count": 2,
+  "distractors": [
+    "boom",
+    "jackhammer"
+  ],
+  "audio_file": "home_2dist_118_rep4.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p248/p248_125.wav",
+      "origin_start": 0.0,
+      "origin_end": 3.1189115646258503,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Home/asmr_Home_GSxEQTqSFR8_chunk_001.mp3",
+      "origin_start": 240.3663492063492,
+      "origin_end": 250.3663492063492,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "boom",
+      "display_name": "boom",
+      "original_path": "distractors/test/boom/fsd50k_380443.wav",
+      "origin_start": 0.34251700680272107,
+      "origin_end": 2.8465079365079364,
+      "mixture_start": 0.8487091764569816,
+      "mixture_end": 3.3527139668355694,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "jackhammer",
+      "display_name": "jackhammer",
+      "original_path": "distractors/test/jackhammer/fsd50k_131918.wav",
+      "origin_start": 8.365963718820861,
+      "origin_end": 11.479546485260771,
+      "mixture_start": 3.9242313570122835,
+      "mixture_end": 7.037819292413376,
+      "channel": 3
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove boom",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove jackhammer",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove boom and jackhammer",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep boom",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "keep jackhammer",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "boom",
+        "jackhammer"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep boom and jackhammer",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "boom",
+        "jackhammer"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep jackhammer and remove boom",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "jackhammer"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove jackhammer and keep boom",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/home_2dist_122_rep2.json b/data/audio_mixtures_old_both/test_700/home_2dist_122_rep2.json
new file mode 100644
index 0000000000000000000000000000000000000000..8176f5f2511af8f661784c1a9b087f2d766e57b0
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/home_2dist_122_rep2.json
@@ -0,0 +1,168 @@
+{
+  "mixture_id": "home_2dist_122_rep2",
+  "scene_name": "Home",
+  "distractor_count": 2,
+  "distractors": [
+    "cat",
+    "glass_breaking"
+  ],
+  "audio_file": "home_2dist_122_rep2.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p251/p251_217.wav",
+      "origin_start": 0.0,
+      "origin_end": 2.349501133786848,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Home/asmr_Home_J1l8RMR-qXM_chunk_002.mp3",
+      "origin_start": 117.70517006802721,
+      "origin_end": 127.70517006802721,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "cat",
+      "display_name": "cat",
+      "original_path": "distractors/test/cat/fsd50k_401930.wav",
+      "origin_start": 0.0,
+      "origin_end": 0.6849886621315193,
+      "mixture_start": 8.91334296244281,
+      "mixture_end": 9.59833162457433,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "glass_breaking",
+      "display_name": "glass breaking",
+      "original_path": "distractors/test/glass_breaking/fsd50k_366738.wav",
+      "origin_start": 0.013968253968253968,
+      "origin_end": 3.309954648526077,
+      "mixture_start": 2.4644872742741324,
+      "mixture_end": 5.760477078532957,
+      "channel": 3
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "cat",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove cat",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove glass breaking",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "cat"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove cat and glass breaking",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep cat",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "cat",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep glass breaking",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "cat",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep cat and glass breaking",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "cat",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep glass breaking and remove cat",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove glass breaking and keep cat",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "cat"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/home_2dist_122_rep4.json b/data/audio_mixtures_old_both/test_700/home_2dist_122_rep4.json
new file mode 100644
index 0000000000000000000000000000000000000000..eca092b44432f13412f4545dace98a74b30cdcaa
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/home_2dist_122_rep4.json
@@ -0,0 +1,168 @@
+{
+  "mixture_id": "home_2dist_122_rep4",
+  "scene_name": "Home",
+  "distractor_count": 2,
+  "distractors": [
+    "cat",
+    "glass_breaking"
+  ],
+  "audio_file": "home_2dist_122_rep4.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p255/p255_200.wav",
+      "origin_start": 0.0,
+      "origin_end": 2.050770975056689,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Home/asmr_Home_GSxEQTqSFR8_chunk_001.mp3",
+      "origin_start": 82.79,
+      "origin_end": 92.79,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "cat",
+      "display_name": "cat",
+      "original_path": "distractors/test/cat/fsd50k_412017.wav",
+      "origin_start": 0.0,
+      "origin_end": 1.474467120181406,
+      "mixture_start": 2.8914217061793877,
+      "mixture_end": 4.365888826360793,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "glass_breaking",
+      "display_name": "glass breaking",
+      "original_path": "distractors/test/glass_breaking/fsd50k_189575.wav",
+      "origin_start": 0.0,
+      "origin_end": 0.7894784580498866,
+      "mixture_start": 3.2834205807470656,
+      "mixture_end": 4.072899038796952,
+      "channel": 3
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "cat",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove cat",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove glass breaking",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "cat"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove cat and glass breaking",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep cat",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "cat",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep glass breaking",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "cat",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep cat and glass breaking",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "cat",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep glass breaking and remove cat",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove glass breaking and keep cat",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "cat"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/home_2dist_178_rep3.json b/data/audio_mixtures_old_both/test_700/home_2dist_178_rep3.json
new file mode 100644
index 0000000000000000000000000000000000000000..9248c6f3653e8857d04516fbb405aa05f0fd5d16
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/home_2dist_178_rep3.json
@@ -0,0 +1,156 @@
+{
+  "mixture_id": "home_2dist_178_rep3",
+  "scene_name": "Home",
+  "distractor_count": 2,
+  "distractors": [
+    "car_horn",
+    "jackhammer"
+  ],
+  "audio_file": "home_2dist_178_rep3.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p256/p256_223.wav",
+      "origin_start": 0.0,
+      "origin_end": 9.946666666666667,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Home/asmr_Home_GSxEQTqSFR8_chunk_021.mp3",
+      "origin_start": 26.515895691609977,
+      "origin_end": 36.51589569160998,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "car_horn",
+      "display_name": "car horn",
+      "original_path": "distractors/test/car_horn/fsd50k_54187.wav",
+      "origin_start": 3.4243990929705217,
+      "origin_end": 6.8087301587301585,
+      "mixture_start": 4.040700081743946,
+      "mixture_end": 7.425036978082985,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "jackhammer",
+      "display_name": "jackhammer",
+      "original_path": "distractors/test/jackhammer/fsd50k_88466.wav",
+      "origin_start": 0.0,
+      "origin_end": 1.670204081632653,
+      "mixture_start": 0.2496830320187333,
+      "mixture_end": 1.9198871136513864,
+      "channel": 3
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove car horn",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove jackhammer",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove car horn and jackhammer",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep car horn",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "car_horn"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "keep jackhammer",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "jackhammer"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep car horn and jackhammer",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "car_horn",
+        "jackhammer"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove car horn and keep jackhammer",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "jackhammer"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep car horn and remove jackhammer",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "car_horn"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/home_3dist_298_rep2.json b/data/audio_mixtures_old_both/test_700/home_3dist_298_rep2.json
new file mode 100644
index 0000000000000000000000000000000000000000..d56a546ca930ef6c802f01e71d086803602f609d
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/home_3dist_298_rep2.json
@@ -0,0 +1,425 @@
+{
+  "mixture_id": "home_3dist_298_rep2",
+  "scene_name": "Home",
+  "distractor_count": 3,
+  "distractors": [
+    "engine",
+    "fire_alarm",
+    "slam"
+  ],
+  "audio_file": "home_3dist_298_rep2.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p253/p253_167.wav",
+      "origin_start": 0.0,
+      "origin_end": 4.694512471655329,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Home/asmr_Home_GSxEQTqSFR8_chunk_001.mp3",
+      "origin_start": 206.5052380952381,
+      "origin_end": 216.5052380952381,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "engine",
+      "display_name": "engine",
+      "original_path": "distractors/test/engine/esc-50_5-243773-B-44.wav",
+      "origin_start": 1.3592743764172335,
+      "origin_end": 4.658616780045351,
+      "mixture_start": 1.2353671328872635,
+      "mixture_end": 4.534732025270456,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "fire_alarm",
+      "display_name": "fire alarm",
+      "original_path": "distractors/test/fire_alarm/fsd50k_64073.wav",
+      "origin_start": 3.5667120181405894,
+      "origin_end": 5.627142857142857,
+      "mixture_start": 7.852205492102554,
+      "mixture_end": 9.91264588316811,
+      "channel": 3
+    },
+    "distractor_3": {
+      "name": "slam",
+      "display_name": "slam",
+      "original_path": "distractors/test/slam/fsd50k_178885.wav",
+      "origin_start": 4.594557823129252,
+      "origin_end": 7.659931972789115,
+      "mixture_start": 4.8981127490792655,
+      "mixture_end": 7.963501300833949,
+      "channel": 4
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove engine",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove fire alarm",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove slam",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove engine and fire alarm",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove engine and slam",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove fire alarm and slam",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove engine and fire alarm and slam",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep engine",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "engine",
+        "fire_alarm",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fire alarm",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep slam",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep engine and fire alarm",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "engine",
+        "fire_alarm",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep engine and slam",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "engine",
+        "fire_alarm",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fire alarm and slam",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep engine and fire alarm and slam",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "engine",
+        "fire_alarm",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove engine and keep fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep slam and remove engine",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep engine and remove fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "engine",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep slam and remove fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove slam and keep engine",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "engine",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep fire alarm and remove slam",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep fire alarm and slam and remove engine",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove fire alarm and keep engine and slam",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "engine",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "remove slam and keep engine and fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "engine",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove engine and fire alarm and keep slam",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove engine and slam and keep fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep engine and remove fire alarm and slam",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "engine"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/home_3dist_298_rep3.json b/data/audio_mixtures_old_both/test_700/home_3dist_298_rep3.json
new file mode 100644
index 0000000000000000000000000000000000000000..0c78fb7325a1dc2eda6d7102bcbe1dddbcb41ab3
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/home_3dist_298_rep3.json
@@ -0,0 +1,425 @@
+{
+  "mixture_id": "home_3dist_298_rep3",
+  "scene_name": "Home",
+  "distractor_count": 3,
+  "distractors": [
+    "engine",
+    "fire_alarm",
+    "slam"
+  ],
+  "audio_file": "home_3dist_298_rep3.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p249/p249_070.wav",
+      "origin_start": 0.0,
+      "origin_end": 2.38984126984127,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Home/asmr_Home_GSxEQTqSFR8_chunk_024.mp3",
+      "origin_start": 0.0,
+      "origin_end": 7.144603174603175,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "engine",
+      "display_name": "engine",
+      "original_path": "distractors/test/engine/esc-50_5-209992-A-44.wav",
+      "origin_start": 1.3108616780045352,
+      "origin_end": 3.950204081632653,
+      "mixture_start": 2.5953144342158674,
+      "mixture_end": 5.234672068624938,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "fire_alarm",
+      "display_name": "fire alarm",
+      "original_path": "distractors/test/fire_alarm/fsd50k_210513.wav",
+      "origin_start": 4.098798185941043,
+      "origin_end": 7.007142857142857,
+      "mixture_start": 4.498557867698549,
+      "mixture_end": 7.406912277629602,
+      "channel": 3
+    },
+    "distractor_3": {
+      "name": "slam",
+      "display_name": "slam",
+      "original_path": "distractors/test/slam/fsd50k_330395.wav",
+      "origin_start": 0.0,
+      "origin_end": 0.592108843537415,
+      "mixture_start": 2.7336119973637625,
+      "mixture_end": 3.3257208409011776,
+      "channel": 4
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove engine",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove fire alarm",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove slam",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove engine and fire alarm",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove engine and slam",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove fire alarm and slam",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove engine and fire alarm and slam",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep engine",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "engine",
+        "fire_alarm",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fire alarm",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep slam",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep engine and fire alarm",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "engine",
+        "fire_alarm",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep engine and slam",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "engine",
+        "fire_alarm",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fire alarm and slam",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep engine and fire alarm and slam",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "engine",
+        "fire_alarm",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove engine and keep fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep slam and remove engine",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep engine and remove fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "engine",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep slam and remove fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove slam and keep engine",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "engine",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep fire alarm and remove slam",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep fire alarm and slam and remove engine",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove fire alarm and keep engine and slam",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "engine",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "remove slam and keep engine and fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "engine",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove engine and fire alarm and keep slam",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove engine and slam and keep fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep engine and remove fire alarm and slam",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "engine"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/kitchen_1dist_090_rep2.json b/data/audio_mixtures_old_both/test_700/kitchen_1dist_090_rep2.json
new file mode 100644
index 0000000000000000000000000000000000000000..647e36547df96ce86b857092ed69464211990bc0
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/kitchen_1dist_090_rep2.json
@@ -0,0 +1,75 @@
+{
+  "mixture_id": "kitchen_1dist_090_rep2",
+  "scene_name": "Kitchen",
+  "distractor_count": 1,
+  "distractors": [
+    "helicopter"
+  ],
+  "audio_file": "kitchen_1dist_090_rep2.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p249/p249_128.wav",
+      "origin_start": 0.0,
+      "origin_end": 4.567664399092971,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Kitchen/asmr_Kitchen_DoRSCsrKbq8_chunk_126.mp3",
+      "origin_start": 249.25775510204082,
+      "origin_end": 259.2577551020408,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "helicopter",
+      "display_name": "helicopter",
+      "original_path": "distractors/test/helicopter/fsd50k_39865.wav",
+      "origin_start": 0.2813378684807256,
+      "origin_end": 2.6968027210884356,
+      "mixture_start": 1.5407475772716488,
+      "mixture_end": 3.956220587108017,
+      "channel": 2
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove helicopter",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep helicopter",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "helicopter"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/kitchen_2dist_136_rep3.json b/data/audio_mixtures_old_both/test_700/kitchen_2dist_136_rep3.json
new file mode 100644
index 0000000000000000000000000000000000000000..626ed4695b3dd9de5f5a945ddd35367d44d36e98
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/kitchen_2dist_136_rep3.json
@@ -0,0 +1,162 @@
+{
+  "mixture_id": "kitchen_2dist_136_rep3",
+  "scene_name": "Kitchen",
+  "distractor_count": 2,
+  "distractors": [
+    "birds_chirping",
+    "fire_alarm"
+  ],
+  "audio_file": "kitchen_2dist_136_rep3.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p251/p251_013.wav",
+      "origin_start": 0.0,
+      "origin_end": 5.164104308390023,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Kitchen/asmr_Kitchen_DoRSCsrKbq8_chunk_100.mp3",
+      "origin_start": 77.40356009070295,
+      "origin_end": 87.40356009070295,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "birds_chirping",
+      "display_name": "birds chirping",
+      "original_path": "distractors/test/birds_chirping/esc-50_5-243459-B-14.wav",
+      "origin_start": 1.7317006802721089,
+      "origin_end": 4.799002267573696,
+      "mixture_start": 1.9684952292579567,
+      "mixture_end": 5.0358095784306025,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "fire_alarm",
+      "display_name": "fire alarm",
+      "original_path": "distractors/test/fire_alarm/fsd50k_210513.wav",
+      "origin_start": 5.339047619047619,
+      "origin_end": 7.369886621315192,
+      "mixture_start": 5.85550343534795,
+      "mixture_end": 7.8863434370883505,
+      "channel": 3
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove birds chirping",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove fire alarm",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove birds chirping and fire alarm",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep birds chirping",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "birds_chirping",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep fire alarm",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep birds chirping and fire alarm",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "birds_chirping",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep fire alarm and remove birds chirping",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove fire alarm and keep birds chirping",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "birds_chirping"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/kitchen_3dist_242_rep2.json b/data/audio_mixtures_old_both/test_700/kitchen_3dist_242_rep2.json
new file mode 100644
index 0000000000000000000000000000000000000000..4a445f9aa1eda17145b9805eaf4d07a6a26855f8
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/kitchen_3dist_242_rep2.json
@@ -0,0 +1,407 @@
+{
+  "mixture_id": "kitchen_3dist_242_rep2",
+  "scene_name": "Kitchen",
+  "distractor_count": 3,
+  "distractors": [
+    "fireworks",
+    "helicopter",
+    "alarm_clock"
+  ],
+  "audio_file": "kitchen_3dist_242_rep2.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p250/p250_045.wav",
+      "origin_start": 0.0,
+      "origin_end": 2.3495238095238093,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Kitchen/asmr_Kitchen_MN5dmzXgGdQ_chunk_027.mp3",
+      "origin_start": 66.75097505668934,
+      "origin_end": 76.75097505668934,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "fireworks",
+      "display_name": "fireworks",
+      "original_path": "distractors/test/fireworks/fsd50k_161677.wav",
+      "origin_start": 1.0653968253968253,
+      "origin_end": 3.08156462585034,
+      "mixture_start": 3.74421788860497,
+      "mixture_end": 5.760387042910244,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "helicopter",
+      "display_name": "helicopter",
+      "original_path": "distractors/test/helicopter/esc-50_5-177957-D-40.wav",
+      "origin_start": 2.5542857142857143,
+      "origin_end": 4.912426303854875,
+      "mixture_start": 2.356594923747815,
+      "mixture_end": 4.714742659855082,
+      "channel": 3
+    },
+    "distractor_3": {
+      "name": "alarm_clock",
+      "display_name": "alarm clock",
+      "original_path": "distractors/test/alarm_clock/fsd50k_264863.wav",
+      "origin_start": 10.17424036281179,
+      "origin_end": 12.970068027210884,
+      "mixture_start": 6.513354217399436,
+      "mixture_end": 9.309197012676268,
+      "channel": 4
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "alarm_clock"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove fireworks",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "alarm_clock"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove helicopter",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "alarm_clock"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove alarm clock",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove fireworks and helicopter",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "alarm_clock"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove fireworks and alarm clock",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove helicopter and alarm clock",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove fireworks and helicopter and alarm clock",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep fireworks",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "fireworks",
+        "alarm_clock"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep helicopter",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "helicopter",
+        "alarm_clock"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep alarm clock",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "alarm_clock"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fireworks and helicopter",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "fireworks",
+        "helicopter",
+        "alarm_clock"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fireworks and alarm clock",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "fireworks",
+        "alarm_clock"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep helicopter and alarm clock",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "helicopter",
+        "alarm_clock"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fireworks and helicopter and alarm clock",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "fireworks",
+        "helicopter",
+        "alarm_clock"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep helicopter and remove fireworks",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "helicopter",
+        "alarm_clock"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove fireworks and keep alarm clock",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "alarm_clock"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fireworks and remove helicopter",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fireworks",
+        "alarm_clock"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep alarm clock and remove helicopter",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "alarm_clock"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove alarm clock and keep fireworks",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fireworks"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "keep helicopter and remove alarm clock",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "helicopter"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep helicopter and alarm clock and remove fireworks",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "helicopter",
+        "alarm_clock"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove helicopter and keep fireworks and alarm clock",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fireworks",
+        "alarm_clock"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "remove alarm clock and keep fireworks and helicopter",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fireworks",
+        "helicopter"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove fireworks and helicopter and keep alarm clock",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "alarm_clock"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove fireworks and alarm clock and keep helicopter",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "helicopter"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep fireworks and remove helicopter and alarm clock",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fireworks"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/kitchen_3dist_262_rep3.json b/data/audio_mixtures_old_both/test_700/kitchen_3dist_262_rep3.json
new file mode 100644
index 0000000000000000000000000000000000000000..6f1a84f94d8426d21a3786549cadd79c70dba3a7
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/kitchen_3dist_262_rep3.json
@@ -0,0 +1,425 @@
+{
+  "mixture_id": "kitchen_3dist_262_rep3",
+  "scene_name": "Kitchen",
+  "distractor_count": 3,
+  "distractors": [
+    "fireworks",
+    "fire_alarm",
+    "footsteps"
+  ],
+  "audio_file": "kitchen_3dist_262_rep3.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p253/p253_017.wav",
+      "origin_start": 0.0,
+      "origin_end": 4.309705215419501,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Kitchen/asmr_Kitchen_DoRSCsrKbq8_chunk_116.mp3",
+      "origin_start": 278.23857142857145,
+      "origin_end": 288.23857142857145,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "fireworks",
+      "display_name": "fireworks",
+      "original_path": "distractors/test/fireworks/esc-50_5-160614-F-48.wav",
+      "origin_start": 1.6249206349206349,
+      "origin_end": 4.902176870748299,
+      "mixture_start": 2.558031200564926,
+      "mixture_end": 5.835308004841355,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "fire_alarm",
+      "display_name": "fire alarm",
+      "original_path": "distractors/test/fire_alarm/fsd50k_64073.wav",
+      "origin_start": 1.5082086167800453,
+      "origin_end": 4.8704081632653065,
+      "mixture_start": 6.457405824612662,
+      "mixture_end": 9.819613565881928,
+      "channel": 3
+    },
+    "distractor_3": {
+      "name": "footsteps",
+      "display_name": "footsteps",
+      "original_path": "distractors/test/footsteps/fsd50k_86036.wav",
+      "origin_start": 3.358639455782313,
+      "origin_end": 6.083741496598639,
+      "mixture_start": 0.4100817432751771,
+      "mixture_end": 3.135194169081709,
+      "channel": 4
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove fireworks",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove fire alarm",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove footsteps",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove fireworks and fire alarm",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove fireworks and footsteps",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove fire alarm and footsteps",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove fireworks and fire alarm and footsteps",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep fireworks",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "fireworks",
+        "fire_alarm",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fire alarm",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep footsteps",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fireworks and fire alarm",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "fireworks",
+        "fire_alarm",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fireworks and footsteps",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "fireworks",
+        "fire_alarm",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fire alarm and footsteps",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fireworks and fire alarm and footsteps",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "fireworks",
+        "fire_alarm",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove fireworks and keep fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep footsteps and remove fireworks",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fireworks and remove fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fireworks",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "remove fire alarm and keep footsteps",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fireworks and remove footsteps",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fireworks",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove footsteps and keep fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove fireworks and keep fire alarm and footsteps",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fireworks and footsteps and remove fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fireworks",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fireworks and fire alarm and remove footsteps",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fireworks",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove fireworks and fire alarm and keep footsteps",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove fireworks and footsteps and keep fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep fireworks and remove fire alarm and footsteps",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fireworks"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/kitchen_3dist_299_rep1.json b/data/audio_mixtures_old_both/test_700/kitchen_3dist_299_rep1.json
new file mode 100644
index 0000000000000000000000000000000000000000..170434366a929a60902f903d470f9ac3d4dfdc8c
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/kitchen_3dist_299_rep1.json
@@ -0,0 +1,443 @@
+{
+  "mixture_id": "kitchen_3dist_299_rep1",
+  "scene_name": "Kitchen",
+  "distractor_count": 3,
+  "distractors": [
+    "baby_cry",
+    "fire_alarm",
+    "footsteps"
+  ],
+  "audio_file": "kitchen_3dist_299_rep1.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p255/p255_244.wav",
+      "origin_start": 0.0,
+      "origin_end": 2.2219501133786848,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Kitchen/asmr_Kitchen_DoRSCsrKbq8_chunk_011.mp3",
+      "origin_start": 247.7317006802721,
+      "origin_end": 257.7317006802721,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "baby_cry",
+      "display_name": "baby cry",
+      "original_path": "distractors/test/baby_cry/disco_noises_170749_3.wav",
+      "origin_start": 4.387414965986395,
+      "origin_end": 8.347687074829931,
+      "mixture_start": 4.224453103251656,
+      "mixture_end": 8.184738474301627,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "fire_alarm",
+      "display_name": "fire alarm",
+      "original_path": "distractors/test/fire_alarm/fsd50k_64073.wav",
+      "origin_start": 1.036734693877551,
+      "origin_end": 3.4604535147392292,
+      "mixture_start": 7.439494659484661,
+      "mixture_end": 9.863227947312811,
+      "channel": 3
+    },
+    "distractor_3": {
+      "name": "footsteps",
+      "display_name": "footsteps",
+      "original_path": "distractors/test/footsteps/fsd50k_118985.wav",
+      "origin_start": 3.8502947845804987,
+      "origin_end": 6.061541950113378,
+      "mixture_start": 1.7001540060679845,
+      "mixture_end": 3.911416835144024,
+      "channel": 4
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "baby_cry",
+        "fire_alarm",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove baby cry",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove fire alarm",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "baby_cry",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "remove footsteps",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "baby_cry",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove baby cry and fire alarm",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove baby cry and footsteps",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove fire alarm and footsteps",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "baby_cry"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove baby cry and fire alarm and footsteps",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep baby cry",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "baby_cry",
+        "fire_alarm",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fire alarm",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "baby_cry",
+        "fire_alarm",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep footsteps",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "baby_cry",
+        "fire_alarm",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep baby cry and fire alarm",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "baby_cry",
+        "fire_alarm",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep baby cry and footsteps",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "baby_cry",
+        "fire_alarm",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fire alarm and footsteps",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "baby_cry",
+        "fire_alarm",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep baby cry and fire alarm and footsteps",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "baby_cry",
+        "fire_alarm",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove baby cry and keep fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove baby cry and keep footsteps",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove fire alarm and keep baby cry",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "baby_cry",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "remove fire alarm and keep footsteps",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "baby_cry",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "remove footsteps and keep baby cry",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "baby_cry",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove footsteps and keep fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "baby_cry",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep fire alarm and footsteps and remove baby cry",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep baby cry and footsteps and remove fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "baby_cry",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep baby cry and fire alarm and remove footsteps",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "baby_cry",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep footsteps and remove baby cry and fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fire alarm and remove baby cry and footsteps",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep baby cry and remove fire alarm and footsteps",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "baby_cry"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/restaurant_1dist_002_rep1.json b/data/audio_mixtures_old_both/test_700/restaurant_1dist_002_rep1.json
new file mode 100644
index 0000000000000000000000000000000000000000..26e05a6646f515e88451e5981b77b0f788a37d44
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/restaurant_1dist_002_rep1.json
@@ -0,0 +1,77 @@
+{
+  "mixture_id": "restaurant_1dist_002_rep1",
+  "scene_name": "Restaurant",
+  "distractor_count": 1,
+  "distractors": [
+    "glass_breaking"
+  ],
+  "audio_file": "restaurant_1dist_002_rep1.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p250/p250_097.wav",
+      "origin_start": 0.0,
+      "origin_end": 2.6044444444444443,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Restaurant/asmr_Restaurant_U2vXZQiBPkE_chunk_018.mp3",
+      "origin_start": 42.27668934240363,
+      "origin_end": 52.27668934240363,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "glass_breaking",
+      "display_name": "glass breaking",
+      "original_path": "distractors/test/glass_breaking/fsd50k_343756.wav",
+      "origin_start": 12.658866213151928,
+      "origin_end": 15.213424036281179,
+      "mixture_start": 5.5360391044567985,
+      "mixture_end": 8.090610384810965,
+      "channel": 2
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove glass breaking",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep glass breaking",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/restaurant_1dist_064_rep3.json b/data/audio_mixtures_old_both/test_700/restaurant_1dist_064_rep3.json
new file mode 100644
index 0000000000000000000000000000000000000000..69d90b109907db63e2e94376539a09658201c69f
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/restaurant_1dist_064_rep3.json
@@ -0,0 +1,75 @@
+{
+  "mixture_id": "restaurant_1dist_064_rep3",
+  "scene_name": "Restaurant",
+  "distractor_count": 1,
+  "distractors": [
+    "car_horn"
+  ],
+  "audio_file": "restaurant_1dist_064_rep3.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p256/p256_165.wav",
+      "origin_start": 0.0,
+      "origin_end": 4.996303854875284,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Restaurant/asmr_Restaurant_LvB-6uM2tik_chunk_036.mp3",
+      "origin_start": 178.24179138321995,
+      "origin_end": 188.24179138321995,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "car_horn",
+      "display_name": "car horn",
+      "original_path": "distractors/test/car_horn/fsd50k_349922.wav",
+      "origin_start": 0.015668934240362812,
+      "origin_end": 2.3529024943310657,
+      "mixture_start": 5.058866648568677,
+      "mixture_end": 7.3961005430173685,
+      "channel": 2
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove car horn",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep car horn",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "car_horn"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/restaurant_1dist_070_rep4.json b/data/audio_mixtures_old_both/test_700/restaurant_1dist_070_rep4.json
new file mode 100644
index 0000000000000000000000000000000000000000..af661453c2a9057b5cde0dfefd7686bc1d4a3e29
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/restaurant_1dist_070_rep4.json
@@ -0,0 +1,75 @@
+{
+  "mixture_id": "restaurant_1dist_070_rep4",
+  "scene_name": "Restaurant",
+  "distractor_count": 1,
+  "distractors": [
+    "hammer"
+  ],
+  "audio_file": "restaurant_1dist_070_rep4.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p252/p252_348.wav",
+      "origin_start": 0.0,
+      "origin_end": 4.950657596371882,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Restaurant/asmr_Restaurant_LvB-6uM2tik_chunk_001.mp3",
+      "origin_start": 178.30891156462584,
+      "origin_end": 188.30891156462584,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "hammer",
+      "display_name": "hammer",
+      "original_path": "distractors/test/hammer/fsd50k_347841.wav",
+      "origin_start": 11.372380952380952,
+      "origin_end": 14.079886621315193,
+      "mixture_start": 6.7583327893336484,
+      "mixture_end": 9.465860459759572,
+      "channel": 2
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove hammer",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep hammer",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "hammer"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/restaurant_2dist_115_rep2.json b/data/audio_mixtures_old_both/test_700/restaurant_2dist_115_rep2.json
new file mode 100644
index 0000000000000000000000000000000000000000..c342ed3ad5ec4bd66d8b52bde54a8ef9bc94e9d5
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/restaurant_2dist_115_rep2.json
@@ -0,0 +1,156 @@
+{
+  "mixture_id": "restaurant_2dist_115_rep2",
+  "scene_name": "Restaurant",
+  "distractor_count": 2,
+  "distractors": [
+    "footsteps",
+    "hammer"
+  ],
+  "audio_file": "restaurant_2dist_115_rep2.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p249/p249_170.wav",
+      "origin_start": 0.0,
+      "origin_end": 2.6051700680272107,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Restaurant/asmr_Restaurant_LvB-6uM2tik_chunk_075.mp3",
+      "origin_start": 103.39816326530612,
+      "origin_end": 113.39816326530612,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "footsteps",
+      "display_name": "footsteps",
+      "original_path": "distractors/test/footsteps/fsd50k_233458.wav",
+      "origin_start": 0.6836054421768708,
+      "origin_end": 4.463945578231293,
+      "mixture_start": 5.6650075995059685,
+      "mixture_end": 9.445369548800716,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "hammer",
+      "display_name": "hammer",
+      "original_path": "distractors/test/hammer/fsd50k_180243.wav",
+      "origin_start": 4.660748299319728,
+      "origin_end": 7.356802721088435,
+      "mixture_start": 0.4656916791111259,
+      "mixture_end": 3.1617633738091713,
+      "channel": 3
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove footsteps",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove hammer",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove footsteps and hammer",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep footsteps",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "keep hammer",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "hammer"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep footsteps and hammer",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "footsteps",
+        "hammer"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove footsteps and keep hammer",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "hammer"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep footsteps and remove hammer",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/restaurant_2dist_140_rep2.json b/data/audio_mixtures_old_both/test_700/restaurant_2dist_140_rep2.json
new file mode 100644
index 0000000000000000000000000000000000000000..6043d0adb08b94f967322d6dc9393a63b505ffa1
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/restaurant_2dist_140_rep2.json
@@ -0,0 +1,168 @@
+{
+  "mixture_id": "restaurant_2dist_140_rep2",
+  "scene_name": "Restaurant",
+  "distractor_count": 2,
+  "distractors": [
+    "cellphone_buzz_vibrating_alert",
+    "gunshot"
+  ],
+  "audio_file": "restaurant_2dist_140_rep2.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p251/p251_101.wav",
+      "origin_start": 0.0,
+      "origin_end": 3.204671201814059,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Restaurant/asmr_Restaurant_LvB-6uM2tik_chunk_075.mp3",
+      "origin_start": 13.973809523809523,
+      "origin_end": 23.973809523809525,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "cellphone_buzz_vibrating_alert",
+      "display_name": "cellphone buzz vibrating alert",
+      "original_path": "distractors/test/cellphone_buzz_vibrating_alert/fsd50k_118080.wav",
+      "origin_start": 0.028072562358276643,
+      "origin_end": 2.478140589569161,
+      "mixture_start": 0.35473022081585476,
+      "mixture_end": 2.804818646979694,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "gunshot",
+      "display_name": "gunshot",
+      "original_path": "distractors/test/gunshot/fsd50k_382735.wav",
+      "origin_start": 0.0,
+      "origin_end": 0.6501587301587302,
+      "mixture_start": 3.9764312260599533,
+      "mixture_end": 4.626589956218684,
+      "channel": 3
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove cellphone buzz vibrating alert",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove gunshot",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove cellphone buzz vibrating alert and gunshot",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep cellphone buzz vibrating alert",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep gunshot",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep cellphone buzz vibrating alert and gunshot",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep gunshot and remove cellphone buzz vibrating alert",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "gunshot"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove gunshot and keep cellphone buzz vibrating alert",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/restaurant_2dist_143_rep1.json b/data/audio_mixtures_old_both/test_700/restaurant_2dist_143_rep1.json
new file mode 100644
index 0000000000000000000000000000000000000000..8cf188feafa282e9a74d8e1a6ed546001d344c08
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/restaurant_2dist_143_rep1.json
@@ -0,0 +1,162 @@
+{
+  "mixture_id": "restaurant_2dist_143_rep1",
+  "scene_name": "Restaurant",
+  "distractor_count": 2,
+  "distractors": [
+    "fireworks",
+    "boom"
+  ],
+  "audio_file": "restaurant_2dist_143_rep1.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p250/p250_234.wav",
+      "origin_start": 0.0,
+      "origin_end": 2.948639455782313,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Restaurant/asmr_Restaurant_LvB-6uM2tik_chunk_020.mp3",
+      "origin_start": 46.77680272108844,
+      "origin_end": 56.77680272108844,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "fireworks",
+      "display_name": "fireworks",
+      "original_path": "distractors/test/fireworks/fsd50k_180531.wav",
+      "origin_start": 0.3846938775510204,
+      "origin_end": 2.6880952380952383,
+      "mixture_start": 1.7869607889170531,
+      "mixture_end": 4.090362579684884,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "boom",
+      "display_name": "boom",
+      "original_path": "distractors/test/boom/fsd50k_172334.wav",
+      "origin_start": 0.0,
+      "origin_end": 1.6370068027210884,
+      "mixture_start": 7.331997739370638,
+      "mixture_end": 8.969004542091726,
+      "channel": 3
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove fireworks",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove boom",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove fireworks and boom",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep fireworks",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "fireworks",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep boom",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep fireworks and boom",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "fireworks",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep boom and remove fireworks",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "boom"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove boom and keep fireworks",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fireworks"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/restaurant_2dist_153_rep3.json b/data/audio_mixtures_old_both/test_700/restaurant_2dist_153_rep3.json
new file mode 100644
index 0000000000000000000000000000000000000000..18ddc2c2cceccb6725861508e9989cbcc1db9a0a
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/restaurant_2dist_153_rep3.json
@@ -0,0 +1,168 @@
+{
+  "mixture_id": "restaurant_2dist_153_rep3",
+  "scene_name": "Restaurant",
+  "distractor_count": 2,
+  "distractors": [
+    "car_alarm",
+    "siren"
+  ],
+  "audio_file": "restaurant_2dist_153_rep3.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p247/p247_359.wav",
+      "origin_start": 0.0,
+      "origin_end": 2.8594331065759637,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Restaurant/asmr_Restaurant_LvB-6uM2tik_chunk_075.mp3",
+      "origin_start": 81.24210884353741,
+      "origin_end": 91.24210884353741,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "car_alarm",
+      "display_name": "car alarm",
+      "original_path": "distractors/test/car_alarm/fsd50k_360692.wav",
+      "origin_start": 0.0,
+      "origin_end": 0.871655328798186,
+      "mixture_start": 6.160130361599289,
+      "mixture_end": 7.0317856903974745,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "siren",
+      "display_name": "siren",
+      "original_path": "distractors/test/siren/fsd50k_58368.wav",
+      "origin_start": 1.1287301587301588,
+      "origin_end": 5.014897959183673,
+      "mixture_start": 0.24841596964045348,
+      "mixture_end": 4.134603437298432,
+      "channel": 3
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "car_alarm",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove car alarm",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove siren",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "car_alarm"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove car alarm and siren",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep car alarm",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "car_alarm",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep siren",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "car_alarm",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep car alarm and siren",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "car_alarm",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove car alarm and keep siren",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "siren"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep car alarm and remove siren",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "car_alarm"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/supermarket_1dist_007_rep2.json b/data/audio_mixtures_old_both/test_700/supermarket_1dist_007_rep2.json
new file mode 100644
index 0000000000000000000000000000000000000000..b79225e733450e5b656cfd4c9f7eca2d824fabe7
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/supermarket_1dist_007_rep2.json
@@ -0,0 +1,75 @@
+{
+  "mixture_id": "supermarket_1dist_007_rep2",
+  "scene_name": "Supermarket",
+  "distractor_count": 1,
+  "distractors": [
+    "drill"
+  ],
+  "audio_file": "supermarket_1dist_007_rep2.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p255/p255_042.wav",
+      "origin_start": 0.0,
+      "origin_end": 4.653378684807256,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Supermarket/asmr_Supermarket_R98aJqCQqdQ_chunk_103.mp3",
+      "origin_start": 185.4956916099773,
+      "origin_end": 195.4956916099773,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "drill",
+      "display_name": "drill",
+      "original_path": "distractors/test/drill/fsd50k_345073.wav",
+      "origin_start": 0.0,
+      "origin_end": 1.2887074829931973,
+      "mixture_start": 2.7365914399316686,
+      "mixture_end": 4.025298922924866,
+      "channel": 2
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove drill",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep drill",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "drill"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/supermarket_1dist_056_rep1.json b/data/audio_mixtures_old_both/test_700/supermarket_1dist_056_rep1.json
new file mode 100644
index 0000000000000000000000000000000000000000..fa0baf2ec37b2640243eb67cbce8a75bf567ce77
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/supermarket_1dist_056_rep1.json
@@ -0,0 +1,75 @@
+{
+  "mixture_id": "supermarket_1dist_056_rep1",
+  "scene_name": "Supermarket",
+  "distractor_count": 1,
+  "distractors": [
+    "baby_cry"
+  ],
+  "audio_file": "supermarket_1dist_056_rep1.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p248/p248_003.wav",
+      "origin_start": 0.0,
+      "origin_end": 9.690022675736962,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Supermarket/asmr_Supermarket_R98aJqCQqdQ_chunk_043.mp3",
+      "origin_start": 32.667528344671204,
+      "origin_end": 42.667528344671204,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "baby_cry",
+      "display_name": "baby cry",
+      "original_path": "distractors/test/baby_cry/esc-50_5-198411-E-20.wav",
+      "origin_start": 0.709342403628118,
+      "origin_end": 4.358253968253968,
+      "mixture_start": 0.049705323599997325,
+      "mixture_end": 3.6986349760856574,
+      "channel": 2
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove baby cry",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep baby cry",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "baby_cry"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/supermarket_2dist_118_rep1.json b/data/audio_mixtures_old_both/test_700/supermarket_2dist_118_rep1.json
new file mode 100644
index 0000000000000000000000000000000000000000..795be654a78a04ac6f78088b98249a129b595196
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/supermarket_2dist_118_rep1.json
@@ -0,0 +1,162 @@
+{
+  "mixture_id": "supermarket_2dist_118_rep1",
+  "scene_name": "Supermarket",
+  "distractor_count": 2,
+  "distractors": [
+    "fire_alarm",
+    "jackhammer"
+  ],
+  "audio_file": "supermarket_2dist_118_rep1.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p247/p247_363.wav",
+      "origin_start": 0.0,
+      "origin_end": 4.954580498866213,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Supermarket/asmr_Supermarket_R98aJqCQqdQ_chunk_078.mp3",
+      "origin_start": 53.074671201814056,
+      "origin_end": 63.074671201814056,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "fire_alarm",
+      "display_name": "fire alarm",
+      "original_path": "distractors/test/fire_alarm/fsd50k_210513.wav",
+      "origin_start": 0.12972789115646258,
+      "origin_end": 4.083401360544218,
+      "mixture_start": 4.141626824818007,
+      "mixture_end": 8.095308238075951,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "jackhammer",
+      "display_name": "jackhammer",
+      "original_path": "distractors/test/jackhammer/fsd50k_131918.wav",
+      "origin_start": 3.8820408163265308,
+      "origin_end": 7.2641043083900225,
+      "mixture_start": 1.7339842479239334,
+      "mixture_end": 5.116058921450796,
+      "channel": 3
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove fire alarm",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove jackhammer",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove fire alarm and jackhammer",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep fire alarm",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "keep jackhammer",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "jackhammer"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep fire alarm and jackhammer",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "jackhammer"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep jackhammer and remove fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "jackhammer"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove jackhammer and keep fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/supermarket_3dist_230_rep4.json b/data/audio_mixtures_old_both/test_700/supermarket_3dist_230_rep4.json
new file mode 100644
index 0000000000000000000000000000000000000000..c703d14dc266fd6e88836cc45fefbc3177c9adc2
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/supermarket_3dist_230_rep4.json
@@ -0,0 +1,425 @@
+{
+  "mixture_id": "supermarket_3dist_230_rep4",
+  "scene_name": "Supermarket",
+  "distractor_count": 3,
+  "distractors": [
+    "ringtone",
+    "fire_alarm",
+    "slam"
+  ],
+  "audio_file": "supermarket_3dist_230_rep4.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p247/p247_229.wav",
+      "origin_start": 0.0,
+      "origin_end": 4.185079365079365,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Supermarket/asmr_Supermarket_R98aJqCQqdQ_chunk_103.mp3",
+      "origin_start": 3.8561678004535147,
+      "origin_end": 13.856167800453514,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "ringtone",
+      "display_name": "ringtone",
+      "original_path": "distractors/test/ringtone/fsd50k_345807.wav",
+      "origin_start": 4.79265306122449,
+      "origin_end": 7.749591836734694,
+      "mixture_start": 6.628401238249287,
+      "mixture_end": 9.585354967893103,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "fire_alarm",
+      "display_name": "fire alarm",
+      "original_path": "distractors/test/fire_alarm/fsd50k_323238.wav",
+      "origin_start": 1.752721088435374,
+      "origin_end": 5.048004535147392,
+      "mixture_start": 2.9882101717495186,
+      "mixture_end": 6.283506940125349,
+      "channel": 3
+    },
+    "distractor_3": {
+      "name": "slam",
+      "display_name": "slam",
+      "original_path": "distractors/test/slam/fsd50k_209656.wav",
+      "origin_start": 0.0,
+      "origin_end": 0.5456689342403628,
+      "mixture_start": 0.9621601946797967,
+      "mixture_end": 1.5078291289201595,
+      "channel": 4
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "ringtone",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove ringtone",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove fire alarm",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "ringtone"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove slam",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "ringtone",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove ringtone and fire alarm",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove ringtone and slam",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove fire alarm and slam",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "ringtone"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove ringtone and fire alarm and slam",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep ringtone",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "ringtone",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep fire alarm",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "ringtone",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep slam",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "ringtone",
+        "fire_alarm",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep ringtone and fire alarm",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "ringtone",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep ringtone and slam",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "ringtone",
+        "fire_alarm",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fire alarm and slam",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "ringtone",
+        "fire_alarm",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep ringtone and fire alarm and slam",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "ringtone",
+        "fire_alarm",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fire alarm and remove ringtone",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove ringtone and keep slam",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep ringtone and remove fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "ringtone"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "keep slam and remove fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "ringtone",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep ringtone and remove slam",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "ringtone",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep fire alarm and remove slam",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "ringtone",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove ringtone and keep fire alarm and slam",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fire_alarm",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove fire alarm and keep ringtone and slam",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "ringtone",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "remove slam and keep ringtone and fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "ringtone",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep slam and remove ringtone and fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "slam"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove ringtone and slam and keep fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove fire alarm and slam and keep ringtone",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "ringtone"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/supermarket_3dist_271_rep4.json b/data/audio_mixtures_old_both/test_700/supermarket_3dist_271_rep4.json
new file mode 100644
index 0000000000000000000000000000000000000000..eeea882ee42fcf44ce574476d66fd7bccb1944c3
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/supermarket_3dist_271_rep4.json
@@ -0,0 +1,389 @@
+{
+  "mixture_id": "supermarket_3dist_271_rep4",
+  "scene_name": "Supermarket",
+  "distractor_count": 3,
+  "distractors": [
+    "cough",
+    "alarm_clock",
+    "footsteps"
+  ],
+  "audio_file": "supermarket_3dist_271_rep4.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p255/p255_007.wav",
+      "origin_start": 0.0,
+      "origin_end": 4.567868480725624,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Supermarket/asmr_Supermarket_R98aJqCQqdQ_chunk_069.mp3",
+      "origin_start": 4.1335600907029475,
+      "origin_end": 14.133560090702948,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "cough",
+      "display_name": "cough",
+      "original_path": "distractors/test/cough/fsd50k_410964.wav",
+      "origin_start": 0.0,
+      "origin_end": 0.6501587301587302,
+      "mixture_start": 4.296347664547034,
+      "mixture_end": 4.946506394705764,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "alarm_clock",
+      "display_name": "alarm clock",
+      "original_path": "distractors/test/alarm_clock/esc-50_5-219242-A-37.wav",
+      "origin_start": 0.8178458049886621,
+      "origin_end": 4.599546485260771,
+      "mixture_start": 2.2052058200592084,
+      "mixture_end": 5.986910253695649,
+      "channel": 3
+    },
+    "distractor_3": {
+      "name": "footsteps",
+      "display_name": "footsteps",
+      "original_path": "distractors/test/footsteps/fsd50k_429248.wav",
+      "origin_start": 0.9316326530612244,
+      "origin_end": 2.98,
+      "mixture_start": 0.7406649388016664,
+      "mixture_end": 2.7890485395278826,
+      "channel": 4
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove cough",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove alarm clock",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove footsteps",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove cough and alarm clock",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove cough and footsteps",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove alarm clock and footsteps",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove cough and alarm clock and footsteps",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep cough",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "cough"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "keep alarm clock",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "alarm_clock"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep footsteps",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "keep cough and alarm clock",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "cough",
+        "alarm_clock"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep cough and footsteps",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "cough",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep alarm clock and footsteps",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "alarm_clock",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep cough and alarm clock and footsteps",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "cough",
+        "alarm_clock",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep alarm clock and remove cough",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "alarm_clock"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep footsteps and remove cough",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "keep cough and remove alarm clock",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "cough"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove alarm clock and keep footsteps",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove footsteps and keep cough",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "cough"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove footsteps and keep alarm clock",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "alarm_clock"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove cough and keep alarm clock and footsteps",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "alarm_clock",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove alarm clock and keep cough and footsteps",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "cough",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "remove footsteps and keep cough and alarm clock",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "cough",
+        "alarm_clock"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep footsteps and remove cough and alarm clock",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "footsteps"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "keep alarm clock and remove cough and footsteps",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "alarm_clock"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep cough and remove alarm clock and footsteps",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "cough"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/train_3dist_231_rep3.json b/data/audio_mixtures_old_both/test_700/train_3dist_231_rep3.json
new file mode 100644
index 0000000000000000000000000000000000000000..c2a671149825aebfb9081bbcf74004545db4a3dc
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/train_3dist_231_rep3.json
@@ -0,0 +1,407 @@
+{
+  "mixture_id": "train_3dist_231_rep3",
+  "scene_name": "Train",
+  "distractor_count": 3,
+  "distractors": [
+    "alarm_clock",
+    "baby_cry",
+    "glass_breaking"
+  ],
+  "audio_file": "train_3dist_231_rep3.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p248/p248_284.wav",
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+      "origin_end": 3.5890702947845803,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Train/asmr_Train_K92rkjZeTng_chunk_018.mp3",
+      "origin_start": 6.406712018140589,
+      "origin_end": 16.40671201814059,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "alarm_clock",
+      "display_name": "alarm clock",
+      "original_path": "distractors/test/alarm_clock/esc-50_5-211408-A-37.wav",
+      "origin_start": 0.678390022675737,
+      "origin_end": 3.560453514739229,
+      "mixture_start": 6.073012490534538,
+      "mixture_end": 8.955094952537117,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "baby_cry",
+      "display_name": "baby cry",
+      "original_path": "distractors/test/baby_cry/disco_noises_114276.wav",
+      "origin_start": 6.8447845804988665,
+      "origin_end": 9.170793650793652,
+      "mixture_start": 2.778685186975516,
+      "mixture_end": 5.104703718715372,
+      "channel": 3
+    },
+    "distractor_3": {
+      "name": "glass_breaking",
+      "display_name": "glass breaking",
+      "original_path": "distractors/test/glass_breaking/fsd50k_391327.wav",
+      "origin_start": 0.0,
+      "origin_end": 0.6965759637188209,
+      "mixture_start": 0.35761601473833216,
+      "mixture_end": 1.0542146541941144,
+      "channel": 4
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove alarm clock",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove baby cry",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove glass breaking",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove alarm clock and baby cry",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove alarm clock and glass breaking",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove baby cry and glass breaking",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove alarm clock and baby cry and glass breaking",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep alarm clock",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "alarm_clock",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep baby cry",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "baby_cry",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep glass breaking",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "keep alarm clock and baby cry",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "alarm_clock",
+        "baby_cry",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep alarm clock and glass breaking",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "alarm_clock",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep baby cry and glass breaking",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "baby_cry",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep alarm clock and baby cry and glass breaking",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "alarm_clock",
+        "baby_cry",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep baby cry and remove alarm clock",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "baby_cry",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep glass breaking and remove alarm clock",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove baby cry and keep alarm clock",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "alarm_clock",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep glass breaking and remove baby cry",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove glass breaking and keep alarm clock",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "alarm_clock"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove glass breaking and keep baby cry",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "baby_cry"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep baby cry and glass breaking and remove alarm clock",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "baby_cry",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep alarm clock and glass breaking and remove baby cry",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "alarm_clock",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "remove glass breaking and keep alarm clock and baby cry",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "alarm_clock",
+        "baby_cry"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove alarm clock and baby cry and keep glass breaking",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "glass_breaking"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove alarm clock and glass breaking and keep baby cry",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "baby_cry"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "keep alarm clock and remove baby cry and glass breaking",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "alarm_clock"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/data/audio_mixtures_old_both/test_700/train_3dist_239_rep4.json b/data/audio_mixtures_old_both/test_700/train_3dist_239_rep4.json
new file mode 100644
index 0000000000000000000000000000000000000000..7b1a05de68371b4af6a53ba65825e729a5030c3f
--- /dev/null
+++ b/data/audio_mixtures_old_both/test_700/train_3dist_239_rep4.json
@@ -0,0 +1,425 @@
+{
+  "mixture_id": "train_3dist_239_rep4",
+  "scene_name": "Train",
+  "distractor_count": 3,
+  "distractors": [
+    "cellphone_buzz_vibrating_alert",
+    "sneeze",
+    "fire_alarm"
+  ],
+  "audio_file": "train_3dist_239_rep4.wav",
+  "split": "test",
+  "audio_metadata": {
+    "duration": 10.0,
+    "sample_rate": 44100,
+    "channels": 5,
+    "speech": {
+      "original_path": "speech/test/p247/p247_318.wav",
+      "origin_start": 0.0,
+      "origin_end": 3.373106575963719,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 0
+    },
+    "background": {
+      "original_path": "background/test/Train/asmr_Train_K92rkjZeTng_chunk_020.mp3",
+      "origin_start": 36.88573696145125,
+      "origin_end": 46.88573696145125,
+      "mixture_start": 0.0,
+      "mixture_end": 10.0,
+      "channel": 1
+    },
+    "distractor_1": {
+      "name": "cellphone_buzz_vibrating_alert",
+      "display_name": "cellphone buzz vibrating alert",
+      "original_path": "distractors/test/cellphone_buzz_vibrating_alert/fsd50k_219308.wav",
+      "origin_start": 0.6530612244897959,
+      "origin_end": 2.93843537414966,
+      "mixture_start": 2.2688141298871454,
+      "mixture_end": 4.554203767351655,
+      "channel": 2
+    },
+    "distractor_2": {
+      "name": "sneeze",
+      "display_name": "sneeze",
+      "original_path": "distractors/test/sneeze/fsd50k_418335.wav",
+      "origin_start": 0.0,
+      "origin_end": 0.5804988662131519,
+      "mixture_start": 9.414426583896393,
+      "mixture_end": 9.994925450109545,
+      "channel": 3
+    },
+    "distractor_3": {
+      "name": "fire_alarm",
+      "display_name": "fire alarm",
+      "original_path": "distractors/test/fire_alarm/fsd50k_64073.wav",
+      "origin_start": 2.061609977324263,
+      "origin_end": 5.587709750566893,
+      "mixture_start": 6.0020392043984385,
+      "mixture_end": 9.52814343321425,
+      "channel": 4
+    }
+  },
+  "command_variants": [
+    {
+      "user_input": null,
+      "command_type": "no_input",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "remove cellphone buzz vibrating alert",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove sneeze",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "remove fire alarm",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove cellphone buzz vibrating alert and sneeze",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "remove cellphone buzz vibrating alert and fire alarm",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "remove sneeze and fire alarm",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "remove cellphone buzz vibrating alert and sneeze and fire alarm",
+      "command_type": "remove_only",
+      "target_sources": [
+        "speech"
+      ],
+      "target_channels": [
+        0
+      ]
+    },
+    {
+      "user_input": "keep cellphone buzz vibrating alert",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep sneeze",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert",
+        "sneeze",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep fire alarm",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep cellphone buzz vibrating alert and sneeze",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert",
+        "sneeze",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep cellphone buzz vibrating alert and fire alarm",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep sneeze and fire alarm",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert",
+        "sneeze",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "keep cellphone buzz vibrating alert and sneeze and fire alarm",
+      "command_type": "keep_only",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert",
+        "sneeze",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove cellphone buzz vibrating alert and keep sneeze",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "sneeze",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove cellphone buzz vibrating alert and keep fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "keep cellphone buzz vibrating alert and remove sneeze",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "remove sneeze and keep fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep cellphone buzz vibrating alert and remove fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    },
+    {
+      "user_input": "keep sneeze and remove fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert",
+        "sneeze"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "keep sneeze and fire alarm and remove cellphone buzz vibrating alert",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "sneeze",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        3,
+        4
+      ]
+    },
+    {
+      "user_input": "remove sneeze and keep cellphone buzz vibrating alert and fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        2,
+        4
+      ]
+    },
+    {
+      "user_input": "keep cellphone buzz vibrating alert and sneeze and remove fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert",
+        "sneeze"
+      ],
+      "target_channels": [
+        0,
+        2,
+        3
+      ]
+    },
+    {
+      "user_input": "remove cellphone buzz vibrating alert and sneeze and keep fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "fire_alarm"
+      ],
+      "target_channels": [
+        0,
+        4
+      ]
+    },
+    {
+      "user_input": "keep sneeze and remove cellphone buzz vibrating alert and fire alarm",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "sneeze"
+      ],
+      "target_channels": [
+        0,
+        3
+      ]
+    },
+    {
+      "user_input": "remove sneeze and fire alarm and keep cellphone buzz vibrating alert",
+      "command_type": "mixed_commands",
+      "target_sources": [
+        "speech",
+        "cellphone_buzz_vibrating_alert"
+      ],
+      "target_channels": [
+        0,
+        2
+      ]
+    }
+  ]
+}
\ No newline at end of file