Recreate add_6digit with ST/SV columns

add_6digit/config.json

@@ -0,0 +1,19 @@
+{
+  "n_digits": 6,
+  "ops": "add",
+  "train_size": 500000,
+  "val_size": 10000,
+  "columns": [
+    "tokens",
+    "labels",
+    "op",
+    "complexity",
+    "cascade_depth",
+    "x_digits",
+    "y_digits",
+    "z_digits",
+    "sa",
+    "st",
+    "sv"
+  ]
+}

add_6digit/eval_stratified.parquet

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f0f6e9299b25f04b1356a5324dc16f2a8b338764ab2b160ca84668fa4226462d
+size 24582

add_6digit/train.parquet

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:1f51c4522f9087ea2247fd48ce83a3e57adf80e4ee87a730edc674633b57aab7
+size 14657970

add_6digit/val.parquet

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:6ad453c437bc6043c8422a038e1328f6652053f552d2f8f3b3f78f6f7e27efa0
+size 301043