diff --git a/train/hard/input/05/0002_090.png b/train/hard/input/05/0002_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..9b7c55c90bd08a4cdbade5d6c8c967935ed2fdb2
--- /dev/null
+++ b/train/hard/input/05/0002_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c415980ce9017b49749fa9d02861b46a1bb835b5aae7326841c0fc71f66e3dc3
+size 1383878
diff --git a/train/hard/input/05/0002_135.png b/train/hard/input/05/0002_135.png
new file mode 100644
index 0000000000000000000000000000000000000000..496511cff8177985cbd064cf2c5970de30881e72
--- /dev/null
+++ b/train/hard/input/05/0002_135.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:45d32c6c21c6ce54b283bd194fe167d2e97f1920205bf76b885049c37ce9124c
+size 1497521
diff --git a/train/hard/input/05/0004_045.png b/train/hard/input/05/0004_045.png
new file mode 100644
index 0000000000000000000000000000000000000000..cc1b43b36b0cf1e41a99eaa3af391166ee6d657d
--- /dev/null
+++ b/train/hard/input/05/0004_045.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:07e31c550247e486589fe1468bcf4ebf7478ca83cca9e9fb5162ac4f21cfa742
+size 1736250
diff --git a/train/hard/input/05/0005_000.png b/train/hard/input/05/0005_000.png
new file mode 100644
index 0000000000000000000000000000000000000000..28d8ef336041fda19cac2a8713a00229b5cb4645
--- /dev/null
+++ b/train/hard/input/05/0005_000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f3a599888ee7a0b9053eea64af7f165d3a767e66829f1505dfca003073a25ea7
+size 1733034
diff --git a/train/hard/input/05/0009_000.png b/train/hard/input/05/0009_000.png
new file mode 100644
index 0000000000000000000000000000000000000000..788d2cc8e6cb6d91b5e87fa4438f7ab2ef413764
--- /dev/null
+++ b/train/hard/input/05/0009_000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:578c640dfce2fd4277efeab1c7692796718b051583c6f0c3152784b7f099ac59
+size 1687172
diff --git a/train/hard/input/05/0010_135.png b/train/hard/input/05/0010_135.png
new file mode 100644
index 0000000000000000000000000000000000000000..f8c84a441d7c4c8027650978f65f48efc3ead294
--- /dev/null
+++ b/train/hard/input/05/0010_135.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:9ab25b6a731a839e42bead45f4887c3befdb5f23888c4186111efdf49f507791
+size 1636779
diff --git a/train/hard/input/06/0000_000.png b/train/hard/input/06/0000_000.png
new file mode 100644
index 0000000000000000000000000000000000000000..a6805eb4609b37521ae0faee60dcac54aa01f966
--- /dev/null
+++ b/train/hard/input/06/0000_000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c84cb7179f2d8875e192825beca91aa7f9177eb34dfaa5df9d6718b883b98eb9
+size 1721256
diff --git a/train/hard/input/06/0000_045.png b/train/hard/input/06/0000_045.png
new file mode 100644
index 0000000000000000000000000000000000000000..c555af472a5a419948e575f7a3c0148676a8db13
--- /dev/null
+++ b/train/hard/input/06/0000_045.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c7304f441ad98fe7bc5bcc69a6b19221ccf4a701887637bd3f77b7f1fc742ed9
+size 1698515
diff --git a/train/hard/input/06/0001_045.png b/train/hard/input/06/0001_045.png
new file mode 100644
index 0000000000000000000000000000000000000000..7a6511e6006d62612e2e4ecfec49c3f3592f4f3e
--- /dev/null
+++ b/train/hard/input/06/0001_045.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:8b466fac1b67f8dd19f0c081e4cda1fc075f3f0e12664420a7d409651f180aaa
+size 1673318
diff --git a/train/hard/input/06/0001_090.png b/train/hard/input/06/0001_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..400db0e50f624d7cac5235857514cf1852c67ce8
--- /dev/null
+++ b/train/hard/input/06/0001_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ad0b94846a0be9f11e2d9b523e1303055fea18b7805372ad5811dbc68f321c03
+size 1686192
diff --git a/train/hard/input/06/0004_090.png b/train/hard/input/06/0004_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..e0d25152ec01b26bdae196840a03721e91f87ba7
--- /dev/null
+++ b/train/hard/input/06/0004_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:7716c2704a737aade6adbae2d6eea18752cd7a281ef4add4da18e68e72eb0911
+size 1634096
diff --git a/train/hard/input/06/0005_090.png b/train/hard/input/06/0005_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..fd7bcd8b759eeaf6fb48da011b21822f43e822d2
--- /dev/null
+++ b/train/hard/input/06/0005_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:4798173d36f5d5dcd1b01a0b83573954197fe2b4df0515777a799d7fcf6a13ab
+size 1709816
diff --git a/train/hard/input/06/0006_045.png b/train/hard/input/06/0006_045.png
new file mode 100644
index 0000000000000000000000000000000000000000..191d44fc57cc1a072af6c7382def4cbe9c7d6d0a
--- /dev/null
+++ b/train/hard/input/06/0006_045.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:95d76c7ab9172dd77378dc76953e6c3f6326b99a817fa8bceb0ef1744b2b318f
+size 1674111
diff --git a/train/hard/input/06/0006_rgb.png b/train/hard/input/06/0006_rgb.png
new file mode 100644
index 0000000000000000000000000000000000000000..210efe9d40b783f70e76f9735d2338aed97d74bd
--- /dev/null
+++ b/train/hard/input/06/0006_rgb.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:93ced41823b21a469c24ab8e97155836216a715245c04ceee0b9adfc68799deb
+size 1461126
diff --git a/train/hard/input/06/0007_090.png b/train/hard/input/06/0007_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..67c1bafd72eb663a585fa8b35b843d4df58c8aaa
--- /dev/null
+++ b/train/hard/input/06/0007_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e44ebc82ba7e320836517009c9037422868032f8a11e048506651b760d8306b7
+size 1721449
diff --git a/train/hard/input/06/0008_rgb.png b/train/hard/input/06/0008_rgb.png
new file mode 100644
index 0000000000000000000000000000000000000000..2c270b22d59bd9f9ff4c3288ec4a84074cce8101
--- /dev/null
+++ b/train/hard/input/06/0008_rgb.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:3140123ba14540afc1e67a87da8449532bf8b7e0034275389cccb6b8d4fed6e2
+size 1533996
diff --git a/train/hard/input/06/0011_135.png b/train/hard/input/06/0011_135.png
new file mode 100644
index 0000000000000000000000000000000000000000..e8d9b71ae9ba284dc6c7ce306557af900d80c6bf
--- /dev/null
+++ b/train/hard/input/06/0011_135.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:3922e04d57ef6cc15d100929232d43ee7b275181e367a7003127a704ee20ee5a
+size 1760877
diff --git a/train/hard/input/06/0014_000.png b/train/hard/input/06/0014_000.png
new file mode 100644
index 0000000000000000000000000000000000000000..9eeab4f726eb7f38007530cc042d716467207396
--- /dev/null
+++ b/train/hard/input/06/0014_000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:15e64884578f452a4f10a042aa8d7abf8b54300366d663e317c24014903a8bbc
+size 1642852
diff --git a/train/hard/input/06/0014_090.png b/train/hard/input/06/0014_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..e679a2cbaabc810f4a9c0f8b438dabace1a07426
--- /dev/null
+++ b/train/hard/input/06/0014_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:b7654f1eb2056a5ac56637af8a772bf37acca299b98b39b61db17cb961bad85e
+size 1638135
diff --git a/train/hard/input/06/0017_rgb.png b/train/hard/input/06/0017_rgb.png
new file mode 100644
index 0000000000000000000000000000000000000000..102897e5a5a098b9cb477248d110470df911a5b7
--- /dev/null
+++ b/train/hard/input/06/0017_rgb.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ce27627d8c031d6b33972d8447bf68ef30b5d3c36f957409445d7b36a990cc7f
+size 1498828
diff --git a/train/hard/input/06/0019_000.png b/train/hard/input/06/0019_000.png
new file mode 100644
index 0000000000000000000000000000000000000000..04d3cba97283699b8ca9ac8554226ea1693387bc
--- /dev/null
+++ b/train/hard/input/06/0019_000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:65140786cbd2942fbf9a27fc86b2039c1c3ae64e0414ccc9a8f9b2f99a4527ff
+size 1731534
diff --git a/train/hard/input/06/0019_135.png b/train/hard/input/06/0019_135.png
new file mode 100644
index 0000000000000000000000000000000000000000..84f8d0edab1237386494c563e3c8bb85d9414e90
--- /dev/null
+++ b/train/hard/input/06/0019_135.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:8a670f2be6553194c2dddfa7fdf4a77344739035b66bb1a2dfc07f98ab9b22bf
+size 1731683
diff --git a/train/hard/input/06/0022_000.png b/train/hard/input/06/0022_000.png
new file mode 100644
index 0000000000000000000000000000000000000000..e0945b5c64e8a124ded15774d95784588d14b286
--- /dev/null
+++ b/train/hard/input/06/0022_000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:50faf210db09f9fddfb09cf73522b7640cf18cab7416ad6d4a3027e6b98b31af
+size 1675002
diff --git a/train/hard/input/06/0025_135.png b/train/hard/input/06/0025_135.png
new file mode 100644
index 0000000000000000000000000000000000000000..ab2704239843aede917d5c96b2c39bed75ed15c1
--- /dev/null
+++ b/train/hard/input/06/0025_135.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:779514019d16a7e3e00b88868f154b5e095953edc921c27019b23469e2963d3b
+size 1618936
diff --git a/train/hard/input/06/0030_090.png b/train/hard/input/06/0030_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..c057f4889835448d0843508bfdab1127aa0dfcf3
--- /dev/null
+++ b/train/hard/input/06/0030_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:d978d367fce81eb886b7f7858f9b1808a37f2b1249c7d3c58fab6c8a7a240e63
+size 1717820
diff --git a/train/hard/input/06/0030_rgb.png b/train/hard/input/06/0030_rgb.png
new file mode 100644
index 0000000000000000000000000000000000000000..1597a4d3f7b0a238acff655e56db54144fa38689
--- /dev/null
+++ b/train/hard/input/06/0030_rgb.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e3a9697c060492ffd7f30c800577f3dc1ec3d922d6afc74043c5df28c9fedebf
+size 1463977
diff --git a/train/hard/input/11/0000_045.png b/train/hard/input/11/0000_045.png
new file mode 100644
index 0000000000000000000000000000000000000000..75e6a59bde6a0bee59c5b8d9df739d581e4fe043
--- /dev/null
+++ b/train/hard/input/11/0000_045.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:6bd8a5aaa60713886b94829ab8e9d49c0c7887e95bfb6e364863e1216203f7c0
+size 2549712
diff --git a/train/hard/input/11/0000_090.png b/train/hard/input/11/0000_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..7a7eac40f6e4e33525bbceaeeffb93a3f7b43b1d
--- /dev/null
+++ b/train/hard/input/11/0000_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:a002bbda2d3bf711d12cae0479d2285881bb20b0ec54a5316951b1f9536cfc05
+size 2643253
diff --git a/train/hard/input/11/0000_135.png b/train/hard/input/11/0000_135.png
new file mode 100644
index 0000000000000000000000000000000000000000..e8c045ad462e67b8aea774307bc1089dc545255d
--- /dev/null
+++ b/train/hard/input/11/0000_135.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:52c252f104f8383df744b21a60a946366f92a6bb475b8b8aaa53641718a9380f
+size 2578187
diff --git a/train/hard/input/11/0000_rgb.png b/train/hard/input/11/0000_rgb.png
new file mode 100644
index 0000000000000000000000000000000000000000..6ba3f360d6a678522fd8736732e42bb0e7980d63
--- /dev/null
+++ b/train/hard/input/11/0000_rgb.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:35e2668985c6f1c4f67ebb0f7acbcd46f6a9d03615d78af84d965da9d201274e
+size 2557375
diff --git a/train/hard/input/11/0001_000.png b/train/hard/input/11/0001_000.png
new file mode 100644
index 0000000000000000000000000000000000000000..108cb62f26f922911d511821263621dc2055046e
--- /dev/null
+++ b/train/hard/input/11/0001_000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:9ab637b7b60fada71e21c562d3a5d238f6423686283fd6dc9fa0a65278ef5341
+size 2523156
diff --git a/train/hard/input/11/0001_045.png b/train/hard/input/11/0001_045.png
new file mode 100644
index 0000000000000000000000000000000000000000..e419a2efd60f59ae10c91553527f39f6738d1519
--- /dev/null
+++ b/train/hard/input/11/0001_045.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:af9cfdafa6d2dd572f5dad8ff53f69cebf53c93bd7cef8917fce98cb6f1b94eb
+size 2546328
diff --git a/train/hard/input/11/0001_090.png b/train/hard/input/11/0001_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..5dafd8bd7f93e54c49b574ea6eb29bb045176ef5
--- /dev/null
+++ b/train/hard/input/11/0001_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:dd0b98289d8b9bdc35cf58b8f2c3a737eadb0b05824bcbc5ed35c6242001ba51
+size 2653844
diff --git a/train/hard/input/11/0001_135.png b/train/hard/input/11/0001_135.png
new file mode 100644
index 0000000000000000000000000000000000000000..a0224b0fda61a9ec8f1c6da4d62cbf6dec625b60
--- /dev/null
+++ b/train/hard/input/11/0001_135.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:9c4bd2805624f96d580f6e42ad10440dbf7e59b2ee4740c76c02cdeab59bae81
+size 2587861
diff --git a/train/hard/input/11/0001_rgb.png b/train/hard/input/11/0001_rgb.png
new file mode 100644
index 0000000000000000000000000000000000000000..f19898105002af628281dcf2f752700b01f860a4
--- /dev/null
+++ b/train/hard/input/11/0001_rgb.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:59baa3756d97b99a388f827b7323dd7fba64b21bc785318af85d2a7ed126097e
+size 2565040
diff --git a/train/hard/input/11/0002_000.png b/train/hard/input/11/0002_000.png
new file mode 100644
index 0000000000000000000000000000000000000000..b80d037e5773fb814cb3ceb3cf40aa8e8c862bec
--- /dev/null
+++ b/train/hard/input/11/0002_000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c45b8271124a4ce26614c80702d5e82bfe33c1867d587ab85e2eb23c926c241b
+size 2519290
diff --git a/train/hard/input/11/0002_045.png b/train/hard/input/11/0002_045.png
new file mode 100644
index 0000000000000000000000000000000000000000..a9e22390e3f16856552aed51786e19e0a6ba54e4
--- /dev/null
+++ b/train/hard/input/11/0002_045.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:b06e05d1f49726d6bbe5a0e2161d3c51156e4850eb601aebcec0cba6b2758cce
+size 2540206
diff --git a/train/hard/input/11/0002_090.png b/train/hard/input/11/0002_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..76477af48bbd7e70bb7e78717a6f1005247b6436
--- /dev/null
+++ b/train/hard/input/11/0002_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:76a6ef1d766db209124bcb28c2ca1b902d4426da3404925433421d2ae21e51c3
+size 2645828
diff --git a/train/hard/input/11/0002_135.png b/train/hard/input/11/0002_135.png
new file mode 100644
index 0000000000000000000000000000000000000000..894adc4a5febcb20c443fbae7b4302507a3d6db3
--- /dev/null
+++ b/train/hard/input/11/0002_135.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:1aaf6abedcaa4f9b02113f312caef07ca31876a149d1d49ab8ebc8cc7edbf039
+size 2587024
diff --git a/train/hard/input/11/0002_rgb.png b/train/hard/input/11/0002_rgb.png
new file mode 100644
index 0000000000000000000000000000000000000000..72e71e88948e2628486c20dbcb57fb23c0e9d57a
--- /dev/null
+++ b/train/hard/input/11/0002_rgb.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:fd50e7c0327194ca396962c25445a6c1772ddf6a3877b21afeba06feb37e6fa5
+size 2557945
diff --git a/train/hard/input/11/0003_000.png b/train/hard/input/11/0003_000.png
new file mode 100644
index 0000000000000000000000000000000000000000..27a774bd5760d15629dabf069ca019183e2c49cd
--- /dev/null
+++ b/train/hard/input/11/0003_000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:16f8ef24fa51b21c7e01135881e0a42fa819989bfa8a30b550243a1b7b7b1669
+size 2515372
diff --git a/train/hard/input/11/0003_045.png b/train/hard/input/11/0003_045.png
new file mode 100644
index 0000000000000000000000000000000000000000..e922a1bbd392855f4ed7c19e59ab4f46356373fc
--- /dev/null
+++ b/train/hard/input/11/0003_045.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c2b51d2a14200820f751b0aa309f96dbb3611e873f58a629133e4617f439671a
+size 2528906
diff --git a/train/hard/input/11/0003_090.png b/train/hard/input/11/0003_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..0b9f6812ab0d00010a6b379c3fe3919a247b87fe
--- /dev/null
+++ b/train/hard/input/11/0003_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:504f9a26e95e0e2425f6ea16705e1f5cdca39c7b953aa5975a01f62a0cc8ec3f
+size 2638347
diff --git a/train/hard/input/11/0003_135.png b/train/hard/input/11/0003_135.png
new file mode 100644
index 0000000000000000000000000000000000000000..7d4a742285b0f6e7031396b77be14cf21051d6e3
--- /dev/null
+++ b/train/hard/input/11/0003_135.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:08d99367010825b089a07ec70bf33cc226510d68e09ca2b136f571a814edbedd
+size 2577110
diff --git a/train/hard/input/11/0003_rgb.png b/train/hard/input/11/0003_rgb.png
new file mode 100644
index 0000000000000000000000000000000000000000..56331fc514f8a1771cb93dc0a7cba635ecb5972b
--- /dev/null
+++ b/train/hard/input/11/0003_rgb.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:eb3ea553e098707b4929c9922b1c25b9c13dd8c9316cd6f5fc2a0ba3eb54bd6f
+size 2554648
diff --git a/train/hard/input/11/0004_000.png b/train/hard/input/11/0004_000.png
new file mode 100644
index 0000000000000000000000000000000000000000..e7292e94a5094db325994ed5ed82823bcf894eef
--- /dev/null
+++ b/train/hard/input/11/0004_000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e5648e208caef6fb718c17bc4093f1d6d4187039506059431aac28c7c446a5ff
+size 2490459
diff --git a/train/hard/input/11/0004_045.png b/train/hard/input/11/0004_045.png
new file mode 100644
index 0000000000000000000000000000000000000000..f6ba08c91b229298f9c4fc733c537e04642e5423
--- /dev/null
+++ b/train/hard/input/11/0004_045.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:1581795efaa40675a0439b3561566b72b4e504700cb0c19b661f6e8746e629c0
+size 2462495
diff --git a/train/hard/input/11/0004_090.png b/train/hard/input/11/0004_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..4060438347caa4b158a9cecf1b4d398abf2e2a1b
--- /dev/null
+++ b/train/hard/input/11/0004_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:b7f52049a94875f98d95a36e224cc8169fa525e02dd4923a014ebb2d25ce90f1
+size 2556853
diff --git a/train/hard/input/11/0004_135.png b/train/hard/input/11/0004_135.png
new file mode 100644
index 0000000000000000000000000000000000000000..a9f1e4319358359aa635c0597931fa3a9ceaf3a8
--- /dev/null
+++ b/train/hard/input/11/0004_135.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:4e0dd5f6940cdd7b7ad6fc564dfb9642c54a50271153db5ce3f8d651bd0f3b22
+size 2517776
diff --git a/train/hard/input/11/0004_rgb.png b/train/hard/input/11/0004_rgb.png
new file mode 100644
index 0000000000000000000000000000000000000000..140304351a143bda9fdfd753de249fd625e5cafb
--- /dev/null
+++ b/train/hard/input/11/0004_rgb.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:9a39cb67bfd98d5aec0c958ed01f3b8f2f23f64d2618d3e7a60de836654b0a70
+size 2485036
diff --git a/train/hard/input/11/0005_000.png b/train/hard/input/11/0005_000.png
new file mode 100644
index 0000000000000000000000000000000000000000..07569b54792c47cf304f091122eee340446c3210
--- /dev/null
+++ b/train/hard/input/11/0005_000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:fc2d1eb453ee473ba6e1aedab73cdde25cb82d1ab3419c555beaf49fbfc16a31
+size 2440049
diff --git a/train/hard/input/11/0005_045.png b/train/hard/input/11/0005_045.png
new file mode 100644
index 0000000000000000000000000000000000000000..2ab1352ea8308a81070e1ad2fef6007dc8148448
--- /dev/null
+++ b/train/hard/input/11/0005_045.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:80017604a0dea3d7aedf5279e9c2e66622023f3f9fcccc686ad383271f85443a
+size 2409334
diff --git a/train/hard/input/11/0005_090.png b/train/hard/input/11/0005_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..ec002f8543c1cd87a0132d96acc239992e5eabec
--- /dev/null
+++ b/train/hard/input/11/0005_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:2ca02daa33eff21d21194ebd6c8f661f82fdd1bd821b1f24498c5ef81336a0ef
+size 2496148
diff --git a/train/hard/input/11/0005_135.png b/train/hard/input/11/0005_135.png
new file mode 100644
index 0000000000000000000000000000000000000000..dbc7ce3a27385340bb277d59ddcc73455cd0250c
--- /dev/null
+++ b/train/hard/input/11/0005_135.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:acc0e4c991fda4a0e1ab4278f48f75df687f35b9bc19f4a3aa9dfc2fbdda4706
+size 2460617
diff --git a/train/hard/input/11/0005_rgb.png b/train/hard/input/11/0005_rgb.png
new file mode 100644
index 0000000000000000000000000000000000000000..99684c7281698640d7b7458513fc94014bd1516b
--- /dev/null
+++ b/train/hard/input/11/0005_rgb.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:bd480bed094209c467072c7cf834706589f48bc742f0cd334b4b71e412c4646b
+size 2426834
diff --git a/train/hard/input/11/0006_000.png b/train/hard/input/11/0006_000.png
new file mode 100644
index 0000000000000000000000000000000000000000..35056512c31af03d717b757a59ea014e25750f09
--- /dev/null
+++ b/train/hard/input/11/0006_000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c65bcb1a3796c4eaae2087a594fed8df3d366e9ff3112a73b03aafc0976794d9
+size 2379694
diff --git a/train/hard/input/11/0006_045.png b/train/hard/input/11/0006_045.png
new file mode 100644
index 0000000000000000000000000000000000000000..64da8422d84e5c71caf28ed3cfc68e4864203320
--- /dev/null
+++ b/train/hard/input/11/0006_045.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:01a8ce379f93b79bb39b5d5156cf086d73f940f104f4f7d8c189acf849f0847e
+size 2346168
diff --git a/train/hard/input/11/0006_090.png b/train/hard/input/11/0006_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..c68ac68f32e32ed336c89cc7dc257b0e6e7870e6
--- /dev/null
+++ b/train/hard/input/11/0006_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:0eaabd926db252342117eab9b75fcb1f91c84dc9b9f3715b372b7e39347363ee
+size 2419720
diff --git a/train/hard/input/11/0006_135.png b/train/hard/input/11/0006_135.png
new file mode 100644
index 0000000000000000000000000000000000000000..e79aaf3d647a3c8798703746ac10a4e207845416
--- /dev/null
+++ b/train/hard/input/11/0006_135.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:2645e782ca0cd7bfec076ecba20920962c361d6eb7dd8df3a28a85353664949c
+size 2386724
diff --git a/train/hard/input/11/0006_rgb.png b/train/hard/input/11/0006_rgb.png
new file mode 100644
index 0000000000000000000000000000000000000000..654ada9094148828706514e62e04cb28db796896
--- /dev/null
+++ b/train/hard/input/11/0006_rgb.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:9f8befbee25aa43c9cfb863a6ff5e3f3c079317c8a881c5340b41390dc5a67e0
+size 2357366
diff --git a/train/hard/input/18/0000_000.png b/train/hard/input/18/0000_000.png
new file mode 100644
index 0000000000000000000000000000000000000000..808d742043c4f3ec2b72b0aa1bea8040d832fd72
--- /dev/null
+++ b/train/hard/input/18/0000_000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:1371fc3fed028bfa3d5446a912a192a040c9e29fba6b830abfd9cb371a19bb6c
+size 2107890
diff --git a/train/hard/input/18/0000_045.png b/train/hard/input/18/0000_045.png
new file mode 100644
index 0000000000000000000000000000000000000000..d686374b86ebcc7d9aab8f8d0acdd3ce0e3c20b7
--- /dev/null
+++ b/train/hard/input/18/0000_045.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:9d5591ecaec15d4d79b505a9551d25fc4818d218467bd8dcb8f996b0d00e1e2d
+size 2097505
diff --git a/train/hard/input/18/0000_090.png b/train/hard/input/18/0000_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..799d1732b6d6d8a8507799936716936a82833470
--- /dev/null
+++ b/train/hard/input/18/0000_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:1e1505669da6bac94c3f167be85b6d984ee24e34a011acc3dab46d174161106d
+size 2105104
diff --git a/train/hard/input/18/0000_135.png b/train/hard/input/18/0000_135.png
new file mode 100644
index 0000000000000000000000000000000000000000..7f7f119df6707ad06c29393508f1fa008fb17d6d
--- /dev/null
+++ b/train/hard/input/18/0000_135.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:503e0871d50eab8e69fa64299fdf20f84c9eae60fc6b28c98f59eee999f46d29
+size 2105264
diff --git a/train/hard/input/18/0000_rgb.png b/train/hard/input/18/0000_rgb.png
new file mode 100644
index 0000000000000000000000000000000000000000..dac310339cda957e6a0612757c951466d4e189d2
--- /dev/null
+++ b/train/hard/input/18/0000_rgb.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:5d35c8570f89cf64f770cafad48d004cae39f53deba7cd08e6e30afda0e937e9
+size 1979604
diff --git a/train/hard/input/18/0001_000.png b/train/hard/input/18/0001_000.png
new file mode 100644
index 0000000000000000000000000000000000000000..4bc89bcd7739521a3a7f26a3b4ba8d2c595e757b
--- /dev/null
+++ b/train/hard/input/18/0001_000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:d2041e1502747e734ecf7a5094171da73c9550f7d851fc98de1f625eecfb91a9
+size 2042998
diff --git a/train/hard/input/18/0001_045.png b/train/hard/input/18/0001_045.png
new file mode 100644
index 0000000000000000000000000000000000000000..d163f954f9fd1e275a4252a237319e770addb18e
--- /dev/null
+++ b/train/hard/input/18/0001_045.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:692acddff0caefa3f0def7a2cbec1f0321809c85aba6ac0b9c627e122a6b4e75
+size 2059852
diff --git a/train/hard/input/18/0001_090.png b/train/hard/input/18/0001_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..bc5bb58f8fcf01cc749934bccf7a69da8d5536bf
--- /dev/null
+++ b/train/hard/input/18/0001_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:2ac29307ca0248d6c9d2906ca8865ed4edc0ec1387af54486f304893bf139d85
+size 2091278
diff --git a/train/hard/input/18/0001_135.png b/train/hard/input/18/0001_135.png
new file mode 100644
index 0000000000000000000000000000000000000000..8abf602b17400fda2c68eb80fc6232238a9a1c2d
--- /dev/null
+++ b/train/hard/input/18/0001_135.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ba821c46bb7549796d74cd72cb8048e6cf78c9fe4e1b3ff5101d080b0aa1c9b2
+size 2060725
diff --git a/train/hard/input/18/0001_rgb.png b/train/hard/input/18/0001_rgb.png
new file mode 100644
index 0000000000000000000000000000000000000000..e15f11e5c9cdeb8d1006a1d2c1f0cfd2cf31db6f
--- /dev/null
+++ b/train/hard/input/18/0001_rgb.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:b4efd37db1173c749d829a72444dbe9d1b83aeb4360adfc19a7ace96e5d9926e
+size 1954839
diff --git a/train/hard/input/18/0002_000.png b/train/hard/input/18/0002_000.png
new file mode 100644
index 0000000000000000000000000000000000000000..9fa0cb6316d705ed49727f1c61f484c1847371fb
--- /dev/null
+++ b/train/hard/input/18/0002_000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:fb24315aeb56e71c928416adafaece355e82ff326ab161151710cbffcfe2fabe
+size 1854712
diff --git a/train/hard/input/18/0002_045.png b/train/hard/input/18/0002_045.png
new file mode 100644
index 0000000000000000000000000000000000000000..d3915246110f2cbadb090a53fc401c8247d3fa49
--- /dev/null
+++ b/train/hard/input/18/0002_045.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:80d35c0c3f01a3e6d4b95c12d1635ca5e9e7c8fa7e694ee8b40860dd71cedaca
+size 1928820
diff --git a/train/hard/input/18/0002_090.png b/train/hard/input/18/0002_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..35f20553d0139ae26ac549d697b71f4d4a113036
--- /dev/null
+++ b/train/hard/input/18/0002_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:9cdf3005700dace59e1253332feca0c6c936da840eb6c30ecaacd25d6a688749
+size 2026122
diff --git a/train/hard/input/18/0002_135.png b/train/hard/input/18/0002_135.png
new file mode 100644
index 0000000000000000000000000000000000000000..5861b41723e2441ecdbea625312e4b5af8205a09
--- /dev/null
+++ b/train/hard/input/18/0002_135.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:15c48f31992a8581175dea850ffd4b24de51769d3b265ef7d7d0204ccd6f96c6
+size 1936737
diff --git a/train/hard/input/18/0002_rgb.png b/train/hard/input/18/0002_rgb.png
new file mode 100644
index 0000000000000000000000000000000000000000..77e950c0fa7f2868a926f5150cf8c3437838136a
--- /dev/null
+++ b/train/hard/input/18/0002_rgb.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:fc9ebcefe4aaa7e4899cf1e05a20d60bd56779b9d2fba70e83f1df9afd3ef83c
+size 1870612
diff --git a/train/hard/input/18/0003_000.png b/train/hard/input/18/0003_000.png
new file mode 100644
index 0000000000000000000000000000000000000000..f22098ce3eb3edb61799d58bbe4ab6d38b5f807d
--- /dev/null
+++ b/train/hard/input/18/0003_000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:db11c828034a75cc35db2c7137fa44a6b886f6d850e9020d6c85dbeaa7fc7e86
+size 1858045
diff --git a/train/hard/input/18/0003_045.png b/train/hard/input/18/0003_045.png
new file mode 100644
index 0000000000000000000000000000000000000000..48b1e2e80d0e9ebddb71351e46ef93225e50e03c
--- /dev/null
+++ b/train/hard/input/18/0003_045.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:82379c756c73e641f3277790d350dcef1fcfd26add9db2059e5b254fd50ac2b5
+size 1937942
diff --git a/train/hard/input/18/0003_090.png b/train/hard/input/18/0003_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..d7ebf2172ad0e039182013bce6cf37c577dc19a4
--- /dev/null
+++ b/train/hard/input/18/0003_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:9654526a334de39ae6caaa455e15de070d17e96de41552c377af8a7b23290bf0
+size 2035670
diff --git a/train/hard/input/18/0003_135.png b/train/hard/input/18/0003_135.png
new file mode 100644
index 0000000000000000000000000000000000000000..b30373896ec1f9bcf4ef791ea493abb4e917a81d
--- /dev/null
+++ b/train/hard/input/18/0003_135.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c5e05cdd414518d877c7737ad4cdf6fdf35331843256fcb211d82dd45979286b
+size 1942407
diff --git a/train/hard/input/18/0003_rgb.png b/train/hard/input/18/0003_rgb.png
new file mode 100644
index 0000000000000000000000000000000000000000..3ca24b6c38bbb82ed7caa3f4978d0cfcfb3aa080
--- /dev/null
+++ b/train/hard/input/18/0003_rgb.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:a5c350cd7ded6d94fd7032e88c4c0ecab225d6a943d931dcba1c7618c9451244
+size 1883642
diff --git a/train/hard/input/18/0004_000.png b/train/hard/input/18/0004_000.png
new file mode 100644
index 0000000000000000000000000000000000000000..5d5392803263a8e68c354c1cdcb569910b4686a6
--- /dev/null
+++ b/train/hard/input/18/0004_000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f3542570c50a901b98ba024c2f4e9c6e718cd8fb60febb91e03a0373ffec8cf7
+size 2004469
diff --git a/train/hard/input/18/0004_045.png b/train/hard/input/18/0004_045.png
new file mode 100644
index 0000000000000000000000000000000000000000..92196a35300d90bf78f5bb7c72bb8742ff6e387a
--- /dev/null
+++ b/train/hard/input/18/0004_045.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:01060dbeec64a8eb44997cd642ac8beead5d88cb083cfe85f867d41b6480c811
+size 2012421
diff --git a/train/hard/input/18/0004_090.png b/train/hard/input/18/0004_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..74b7b39f2fa89571eaa5fd01071e956548dc8910
--- /dev/null
+++ b/train/hard/input/18/0004_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:d158c00105937576b38d7f6449614277f6ea5b2ee3af7298a9ada7de88a5483e
+size 2071140
diff --git a/train/hard/input/18/0004_135.png b/train/hard/input/18/0004_135.png
new file mode 100644
index 0000000000000000000000000000000000000000..a99f767a5b78f35bc9beb58774dc8d8e1037c8f0
--- /dev/null
+++ b/train/hard/input/18/0004_135.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:5f28732c5a2020fd0e0fdb06150d990bc1465936529d850265ba0ed62af49929
+size 2033242
diff --git a/train/hard/input/18/0004_rgb.png b/train/hard/input/18/0004_rgb.png
new file mode 100644
index 0000000000000000000000000000000000000000..b6791824e6c918b81fb4057474f2036047769895
--- /dev/null
+++ b/train/hard/input/18/0004_rgb.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:da7acbb30e6d23cafd4187d21188c7310463a74fa97dce5932c10bde5ad15b83
+size 1930704
diff --git a/train/hard/input/18/0005_000.png b/train/hard/input/18/0005_000.png
new file mode 100644
index 0000000000000000000000000000000000000000..84157ff2735ccaa797f7b2901fa660b337fdc5e0
--- /dev/null
+++ b/train/hard/input/18/0005_000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:cbcf13768674a192a73e7c3fb11033f40887ddd49c253db9713eca40c996a099
+size 2088625
diff --git a/train/hard/input/18/0005_045.png b/train/hard/input/18/0005_045.png
new file mode 100644
index 0000000000000000000000000000000000000000..b345f36b861afcf5a8c688bbc30575152b06358b
--- /dev/null
+++ b/train/hard/input/18/0005_045.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:39c6f96dbdd08f39829e43f1f91c43586614e4c82637ba094b91d75d969d6d2a
+size 2088473
diff --git a/train/hard/input/18/0005_090.png b/train/hard/input/18/0005_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..a6950b69b9679190499dfad95cb33622d8f31788
--- /dev/null
+++ b/train/hard/input/18/0005_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:8f3a56e7ff47f81a2d36f21a2fe8ce27d4d3f2049125b941b57c22791a666d69
+size 2131297
diff --git a/train/hard/input/18/0005_135.png b/train/hard/input/18/0005_135.png
new file mode 100644
index 0000000000000000000000000000000000000000..f873c9e3504561ecd7ee30ed6dbccabff3d5f9f2
--- /dev/null
+++ b/train/hard/input/18/0005_135.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:1cfa829dc916bef9a02afeb5a76255caae366c8e52f8fd6f9a032a7939e9e535
+size 2128329
diff --git a/train/hard/input/18/0005_rgb.png b/train/hard/input/18/0005_rgb.png
new file mode 100644
index 0000000000000000000000000000000000000000..e6f79112999bd4f3d16252e902e20ab3be22dc66
--- /dev/null
+++ b/train/hard/input/18/0005_rgb.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e192eb10b3263b094201f34b8649c383fd97ccbede0d1c5785569dfc213a356d
+size 2002627
diff --git a/train/hard/input/18/0006_000.png b/train/hard/input/18/0006_000.png
new file mode 100644
index 0000000000000000000000000000000000000000..89a316384c63c44e441573bd9b9ffe11f12ca0c9
--- /dev/null
+++ b/train/hard/input/18/0006_000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:d704732f4c5627c1cfb1d9d8cf6adb33747a7c184fa3bf2cc9d4f92afdf8a3a4
+size 1945396
diff --git a/train/hard/input/18/0006_045.png b/train/hard/input/18/0006_045.png
new file mode 100644
index 0000000000000000000000000000000000000000..9ab99ee68d5a94312cd4de117dd131fdb4a6dbbf
--- /dev/null
+++ b/train/hard/input/18/0006_045.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f422e2a2745b43a3b75f045144a1be6f10cfb3eaf9796a9b44a79fa2c3200670
+size 2012031
diff --git a/train/hard/input/18/0006_090.png b/train/hard/input/18/0006_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..ae4194191d8119ec22ee8d9444da47deb4ded087
--- /dev/null
+++ b/train/hard/input/18/0006_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:aef646115b8359b49e79828dd716bc5a3edccefee13026b83f3524c113618987
+size 2087845
diff --git a/train/hard/input/18/0006_135.png b/train/hard/input/18/0006_135.png
new file mode 100644
index 0000000000000000000000000000000000000000..d6462e917967e5e45b319df438b5d11b1e68f41f
--- /dev/null
+++ b/train/hard/input/18/0006_135.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ab262fe63fb97b282b60422e381c798d0103b01ee83f6a7a75b294527b8528d2
+size 2050132
diff --git a/train/hard/input/18/0006_rgb.png b/train/hard/input/18/0006_rgb.png
new file mode 100644
index 0000000000000000000000000000000000000000..f3b477d3b8f4d9e505de518c48a25fdd6ab627f5
--- /dev/null
+++ b/train/hard/input/18/0006_rgb.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:726c0b3b60fcbf5cbb7a0fa832d2bd36af9f9ad09a1840e23829d0714986908f
+size 1946336
diff --git a/train/hard/input/18/0007_000.png b/train/hard/input/18/0007_000.png
new file mode 100644
index 0000000000000000000000000000000000000000..a33c0e68c9b5677fdbacc88f311cabeb0dca5c8f
--- /dev/null
+++ b/train/hard/input/18/0007_000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:bebaf78aef36db12cdc7b063a00883d89f7c37bee95c8df12c202f7400c939a3
+size 1938674
diff --git a/train/hard/input/18/0007_045.png b/train/hard/input/18/0007_045.png
new file mode 100644
index 0000000000000000000000000000000000000000..de1c997b462edda9e17161de46f96da23dcaca16
--- /dev/null
+++ b/train/hard/input/18/0007_045.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f87f24596f030a4d6535af85677dbb690e7e55673a153842ad48a2bfd6ac6e7e
+size 2024731
diff --git a/train/hard/input/18/0007_090.png b/train/hard/input/18/0007_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..0e483fda3b7aceff714dbeebc8ea85c455d4269c
--- /dev/null
+++ b/train/hard/input/18/0007_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:6292a28921a093c525fa4892f99522740119b3b842939a9961a84aa8c72c80d7
+size 2094527
diff --git a/train/hard/input/18/0007_135.png b/train/hard/input/18/0007_135.png
new file mode 100644
index 0000000000000000000000000000000000000000..ab79c83154173673f6859e94b65355bc8fd08684
--- /dev/null
+++ b/train/hard/input/18/0007_135.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f125ae260e01270dae8239e7fa5126bf25083a2ddc9c042d8426d7e2e81e5107
+size 2050031
diff --git a/train/hard/input/18/0007_rgb.png b/train/hard/input/18/0007_rgb.png
new file mode 100644
index 0000000000000000000000000000000000000000..650806d20d0201c356f44f8fd90575abf78b8b18
--- /dev/null
+++ b/train/hard/input/18/0007_rgb.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ac583301caa03f2e8f560f08a875e3005f4f6dff3d0e1fa18c2ede986ca43d06
+size 1955906
diff --git a/train/hard/input/18/0008_000.png b/train/hard/input/18/0008_000.png
new file mode 100644
index 0000000000000000000000000000000000000000..f9a8a9b130900529234c95d3504c29e924371fce
--- /dev/null
+++ b/train/hard/input/18/0008_000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:9e0a086e8b62401cbfd5153830d3b1a687d3b6bcb2377dd7b4a7ea513039fc9c
+size 1885463
diff --git a/train/hard/input/18/0008_045.png b/train/hard/input/18/0008_045.png
new file mode 100644
index 0000000000000000000000000000000000000000..c3c06b723d3b4d5233b11c8b1b6b5d29d9325883
--- /dev/null
+++ b/train/hard/input/18/0008_045.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:230eed13414118feac4d53ca11f2995eceaf7911fad48e8acd478e3c79587161
+size 2019949
diff --git a/train/hard/input/18/0008_090.png b/train/hard/input/18/0008_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..52a316b898b988497c5687653af1bd7e04f58c6b
--- /dev/null
+++ b/train/hard/input/18/0008_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:7a3608cf69de8ee9c65348b17898cb454370c655432f792c70193f0ce9fce18b
+size 2095449
diff --git a/train/hard/input/18/0008_135.png b/train/hard/input/18/0008_135.png
new file mode 100644
index 0000000000000000000000000000000000000000..5e2e2a0a19efd2e54b27f205466ffdf42268084a
--- /dev/null
+++ b/train/hard/input/18/0008_135.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:9243bc81a23ffd845e6c817a6e092dbf4b52e3f6d04da78acf2974fb790ccb6e
+size 2017800
diff --git a/train/hard/input/18/0008_rgb.png b/train/hard/input/18/0008_rgb.png
new file mode 100644
index 0000000000000000000000000000000000000000..40e26320ce2bb2db946c13dda8a033bc14f08101
--- /dev/null
+++ b/train/hard/input/18/0008_rgb.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ba407cc2c33c4ff60732308a2dab093dad8bff129778911471b94fc41da8a820
+size 1949435
diff --git a/train/hard/input/18/0009_000.png b/train/hard/input/18/0009_000.png
new file mode 100644
index 0000000000000000000000000000000000000000..bb9034febd5f14b6ddc5423566613058b50b1751
--- /dev/null
+++ b/train/hard/input/18/0009_000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:24825233304811aeb539b5d03e34e48f766de6ba42172398e529cb343f1c962e
+size 1841643
diff --git a/train/hard/input/18/0009_045.png b/train/hard/input/18/0009_045.png
new file mode 100644
index 0000000000000000000000000000000000000000..df88d94f8aa6a88bd86e59c19dc292ef311b3690
--- /dev/null
+++ b/train/hard/input/18/0009_045.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:98f4f0dec63d868f0e0125c21caa2d103c2094a3a3169e2a46c5983ed75d0db0
+size 2010407
diff --git a/train/hard/input/18/0009_090.png b/train/hard/input/18/0009_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..d993a5c740e52831ef3eb4c1a5cd135475550582
--- /dev/null
+++ b/train/hard/input/18/0009_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:2cd9f76f95b048dcf09d23e26557a8eb0eaad948af7eab12f4ed0a098e802a5d
+size 2098826
diff --git a/train/hard/input/18/0009_135.png b/train/hard/input/18/0009_135.png
new file mode 100644
index 0000000000000000000000000000000000000000..6142531b59f41de8ff9e5621241d5763ae682170
--- /dev/null
+++ b/train/hard/input/18/0009_135.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:8b6b436787df1be1d7d430555b9a6d4127428ec21468dd488ac7a8c815a4b767
+size 1965696
diff --git a/train/hard/input/18/0009_rgb.png b/train/hard/input/18/0009_rgb.png
new file mode 100644
index 0000000000000000000000000000000000000000..c789ee2115c868061d57487fef2657b59cc82d6a
--- /dev/null
+++ b/train/hard/input/18/0009_rgb.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:7ac61af1d8017fee6937a3281a8c22cb26d9e2e2ca592b916362e00cab13d6b8
+size 1936407
diff --git a/train/hard/input/18/0010_000.png b/train/hard/input/18/0010_000.png
new file mode 100644
index 0000000000000000000000000000000000000000..5e26769390cce6168c1a32cd0cde779bcccf42e1
--- /dev/null
+++ b/train/hard/input/18/0010_000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:9d01a3708e0448cfa54ff14b8aeff733dcf92365c306493e07539b0bca78f1d8
+size 1780192
diff --git a/train/hard/input/18/0010_045.png b/train/hard/input/18/0010_045.png
new file mode 100644
index 0000000000000000000000000000000000000000..f19f92aa3ec26d55cda7d4d0514c7ac5956112af
--- /dev/null
+++ b/train/hard/input/18/0010_045.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:86ce8f95abe3ad90a1989edd7d771737ef33fa7e0f435b0650ce1e497f752239
+size 1953837
diff --git a/train/hard/input/18/0010_090.png b/train/hard/input/18/0010_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..6bb263516f4124e4e72d96ccff998d7fc20530df
--- /dev/null
+++ b/train/hard/input/18/0010_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:5e78643a42cf23ee0453a55b2f50ed9d668d8abc7034bdefcc377736bf6ac94d
+size 2085155
diff --git a/train/hard/input/18/0010_135.png b/train/hard/input/18/0010_135.png
new file mode 100644
index 0000000000000000000000000000000000000000..477437133c11ff4d4eaa6fadb806aeb9273595b5
--- /dev/null
+++ b/train/hard/input/18/0010_135.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:93b971f137093663b486f1c205e95a0b9581c07443a0e38449ba624975b082ec
+size 1879052
diff --git a/train/hard/input/18/0010_rgb.png b/train/hard/input/18/0010_rgb.png
new file mode 100644
index 0000000000000000000000000000000000000000..35d0c395813f170c8336c6349bcaafce1261dcf9
--- /dev/null
+++ b/train/hard/input/18/0010_rgb.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:142c881c75ad689f522287855ac76de4ec37db87c4e2b7334563a550f42771e4
+size 1911880
diff --git a/train/hard/input/18/0011_000.png b/train/hard/input/18/0011_000.png
new file mode 100644
index 0000000000000000000000000000000000000000..bc05c45f496226954ad30737626a2a16dbdf53bb
--- /dev/null
+++ b/train/hard/input/18/0011_000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:44f943e5cf041bb5acaddc3700f429cb5f1bee9c1bd189bccb957bca6272a605
+size 1707547
diff --git a/train/hard/input/18/0011_045.png b/train/hard/input/18/0011_045.png
new file mode 100644
index 0000000000000000000000000000000000000000..e8ea08240166a0d3fe3828f4a2d57bc866e9590c
--- /dev/null
+++ b/train/hard/input/18/0011_045.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:d1b6992c721ccd48dd844f779df700f70c807ac293c461a421d70cadbc81c4f5
+size 1903423
diff --git a/train/hard/input/18/0011_090.png b/train/hard/input/18/0011_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..09058f5ae1002c53963d03954b25b2a9d6aa3322
--- /dev/null
+++ b/train/hard/input/18/0011_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:afa92ddaff3c1c3015cab3e5d1ab19c0051101b439950b9ad0c000c4d6f94e52
+size 2067861
diff --git a/train/hard/input/18/0011_135.png b/train/hard/input/18/0011_135.png
new file mode 100644
index 0000000000000000000000000000000000000000..affee5ec3a27ed8aa4cac023d1dee405b77f2d59
--- /dev/null
+++ b/train/hard/input/18/0011_135.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:584bf8e4ddac77cda0f861d187fd5e07e1eeb67440d929105f671669be54e84a
+size 1800910
diff --git a/train/hard/input/18/0011_rgb.png b/train/hard/input/18/0011_rgb.png
new file mode 100644
index 0000000000000000000000000000000000000000..414ebfc63eeab2d4cb1cbfe8105917352dbf33ad
--- /dev/null
+++ b/train/hard/input/18/0011_rgb.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f2a84e3a46284bbabafa727b4414382136427729c6918efcc1272a9f0bbd6af9
+size 1876801
diff --git a/train/hard/input/18/0012_000.png b/train/hard/input/18/0012_000.png
new file mode 100644
index 0000000000000000000000000000000000000000..ffd65f5b86f73e0beb6876d73b75773cc67a3b80
--- /dev/null
+++ b/train/hard/input/18/0012_000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:538e67a46be1944c9ec8e1111911552fc44e0065e768686ed4b309612cbedc27
+size 1737726
diff --git a/train/hard/input/18/0012_045.png b/train/hard/input/18/0012_045.png
new file mode 100644
index 0000000000000000000000000000000000000000..acf671c53762cf2d46eb11ea24ebdb52703932d5
--- /dev/null
+++ b/train/hard/input/18/0012_045.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f01be684319b194e7bdf325b40b79d518f9bf3ac16d0fe350ff970df9e392f12
+size 1928100
diff --git a/train/hard/input/18/0012_090.png b/train/hard/input/18/0012_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..8da7d7c640d75b2b18a238200acd4566b453657b
--- /dev/null
+++ b/train/hard/input/18/0012_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f3cfbe5ba68b6da73a8ba2f36759d22350cff071d6dfa1533174071b1da6c7b9
+size 2081063
diff --git a/train/hard/input/18/0012_135.png b/train/hard/input/18/0012_135.png
new file mode 100644
index 0000000000000000000000000000000000000000..86a9d97f1821f5a4624ac0e49607ac4f27879f62
--- /dev/null
+++ b/train/hard/input/18/0012_135.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:60ed249d305a60ed6e867552d054b00d85fc912d66c8a5a21dce660c7e2ef87f
+size 1831705
diff --git a/train/hard/input/18/0012_rgb.png b/train/hard/input/18/0012_rgb.png
new file mode 100644
index 0000000000000000000000000000000000000000..da797cebccb8a44581cca0df9829d278339f7656
--- /dev/null
+++ b/train/hard/input/18/0012_rgb.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:accf9d475e8fe10d5000103f848d0d3c0e1d2bf7518a1c51a910cbe82a81f965
+size 1896888
diff --git a/train/hard/input/18/0013_000.png b/train/hard/input/18/0013_000.png
new file mode 100644
index 0000000000000000000000000000000000000000..b959aee448791db29e9df7fc6d32cd0b58474724
--- /dev/null
+++ b/train/hard/input/18/0013_000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:1eb8d47478abe1ce9d2748cef34a1459c7f5822c218d6d30f12dee01c75e0d9e
+size 1810970
diff --git a/train/hard/input/18/0013_045.png b/train/hard/input/18/0013_045.png
new file mode 100644
index 0000000000000000000000000000000000000000..42257dcb854dbf624bac2f8afddae89d7f0ec7ba
--- /dev/null
+++ b/train/hard/input/18/0013_045.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:aec5ba3c09c771f33500c20758e093474a9b13c442cec3fdced3b003d07198e7
+size 1984900
diff --git a/train/hard/input/18/0013_090.png b/train/hard/input/18/0013_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..a3bbadb564a29af1d305bd7a4897559c413d7140
--- /dev/null
+++ b/train/hard/input/18/0013_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e60d20d5b1bba6a034a1e16110bf70681db4282891d7b18e294ec7e85b5a2854
+size 2099229
diff --git a/train/hard/input/18/0013_135.png b/train/hard/input/18/0013_135.png
new file mode 100644
index 0000000000000000000000000000000000000000..2c12d3c9815978e491595480c00c361ef40d00c1
--- /dev/null
+++ b/train/hard/input/18/0013_135.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:47b0c1027b961598be6dae2a3fdc04850ecafb907ab0f129afc87893150470ef
+size 1911479
diff --git a/train/hard/input/18/0013_rgb.png b/train/hard/input/18/0013_rgb.png
new file mode 100644
index 0000000000000000000000000000000000000000..677db3e2b6024615788952035472ea2424035418
--- /dev/null
+++ b/train/hard/input/18/0013_rgb.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:15aff7ceba7b026b1b909550bec58a1fe6e290e564c96dbe3a9bc77a97adf5d3
+size 1932007
diff --git a/train/hard/input/18/0014_000.png b/train/hard/input/18/0014_000.png
new file mode 100644
index 0000000000000000000000000000000000000000..9ac3b016643fc3dc985f27deefe76c5b925357f2
--- /dev/null
+++ b/train/hard/input/18/0014_000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:62581640a9db5b8ed16e09232cfa8c00f4d9d27c5a88304173c51704f31bf239
+size 1856427
diff --git a/train/hard/input/18/0014_045.png b/train/hard/input/18/0014_045.png
new file mode 100644
index 0000000000000000000000000000000000000000..30e234d38655fc8fafe3713d9803aa2f6a668990
--- /dev/null
+++ b/train/hard/input/18/0014_045.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e3caa6a9991bb9b9142fb92b1ee7768f5e07aeb745e582b09f445dc0ea953b71
+size 2010603
diff --git a/train/hard/input/18/0014_090.png b/train/hard/input/18/0014_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..f11d6c70b18479064857e433b08100e84889b047
--- /dev/null
+++ b/train/hard/input/18/0014_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:8fb7ac6af5c0c3a50871f3d8fbf19ea2c3d07a49b38b8c3356794a1b137b2e1a
+size 2091942
diff --git a/train/hard/input/18/0014_135.png b/train/hard/input/18/0014_135.png
new file mode 100644
index 0000000000000000000000000000000000000000..7bc2183196e73929fec6a6bc71e305e43b2d7724
--- /dev/null
+++ b/train/hard/input/18/0014_135.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:fe5f50c57b8c45e86cc3058477550a94503660e475a92b6cbaf9bd9c89e496f9
+size 1985334
diff --git a/train/hard/input/18/0014_rgb.png b/train/hard/input/18/0014_rgb.png
new file mode 100644
index 0000000000000000000000000000000000000000..f88039ec95166cf073e902a7d3e68ff0726f7f67
--- /dev/null
+++ b/train/hard/input/18/0014_rgb.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:363a48e710618abdcb1449923d929d2daa347b3bb6143b454eff76ccb0187647
+size 1935194
diff --git a/train/hard/input/18/0015_000.png b/train/hard/input/18/0015_000.png
new file mode 100644
index 0000000000000000000000000000000000000000..6b1d643cbfac129b3e082f8a8de65f64640116be
--- /dev/null
+++ b/train/hard/input/18/0015_000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:2ed71ca8f6c3e461a1e6481982036ef2c4f4bea9697d6eec8d91c9bd7ea3edd7
+size 1957508
diff --git a/train/hard/input/18/0015_045.png b/train/hard/input/18/0015_045.png
new file mode 100644
index 0000000000000000000000000000000000000000..c96ad437ef2bac6763a0431f8ceb655b30f50e2e
--- /dev/null
+++ b/train/hard/input/18/0015_045.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:b046ab8597a66b15e4264dfd416e9df4d27f2a5f21b8e37ee86b300a15917960
+size 2031561
diff --git a/train/hard/input/18/0015_090.png b/train/hard/input/18/0015_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..cf331a482c9d7b3e09f6cce355f1789d1020bf88
--- /dev/null
+++ b/train/hard/input/18/0015_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ade0e28cc0370b83259553dc558f6e0bd92a0c1d263769e6050ae11fc26f2aa8
+size 2099728
diff --git a/train/hard/input/18/0015_135.png b/train/hard/input/18/0015_135.png
new file mode 100644
index 0000000000000000000000000000000000000000..37c586746fe0837977cbf6a0382417a9f3523b69
--- /dev/null
+++ b/train/hard/input/18/0015_135.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:4694e70db8f4d36122eb3501ba747c7009cd178e9e5bc2afe89b5fb6ca0e02f5
+size 2058285
diff --git a/train/hard/input/18/0015_rgb.png b/train/hard/input/18/0015_rgb.png
new file mode 100644
index 0000000000000000000000000000000000000000..276b948c1182bcc643b44a69f6889f893ce74a7f
--- /dev/null
+++ b/train/hard/input/18/0015_rgb.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:6c039896549e43e645b5344170546650f6fc8b57766c10c8d8efa700e960203b
+size 1963186
diff --git a/train/hard/input/18/0016_000.png b/train/hard/input/18/0016_000.png
new file mode 100644
index 0000000000000000000000000000000000000000..f5847342a858b58ef114b89912852f357a3aed67
--- /dev/null
+++ b/train/hard/input/18/0016_000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:5d8ae2dd6f5349b2f0ea8bc9e0370b488e3c5939ad3d79f3430cf6004ed2f91c
+size 1964014
diff --git a/train/hard/input/18/0016_045.png b/train/hard/input/18/0016_045.png
new file mode 100644
index 0000000000000000000000000000000000000000..b8c877203c92e62bd69cc7d5e69f8a6d4253ff46
--- /dev/null
+++ b/train/hard/input/18/0016_045.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:9272de133d39a20d6a450818b4c83855a5608615ab77110d962b168c8c0277b6
+size 2019529
diff --git a/train/hard/input/18/0016_090.png b/train/hard/input/18/0016_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..589a03f7503251b641299d4610ce4c3e97db5859
--- /dev/null
+++ b/train/hard/input/18/0016_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:468a052efa62ffef342860455c6ae47cfcaf6b26e88ca3ea7844e08a7b03b8ad
+size 2094289
diff --git a/train/hard/input/18/0016_135.png b/train/hard/input/18/0016_135.png
new file mode 100644
index 0000000000000000000000000000000000000000..b092450622622ac76a122f5b8044c7716c787f47
--- /dev/null
+++ b/train/hard/input/18/0016_135.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e8d64055597432a019c7cd10a1c2d6d92d468cc8563c11e7e2ff4d654fbb88c1
+size 2063484
diff --git a/train/hard/input/18/0016_rgb.png b/train/hard/input/18/0016_rgb.png
new file mode 100644
index 0000000000000000000000000000000000000000..29f65eb7c14edaa0d0cb5b5cc540a7de096e0e84
--- /dev/null
+++ b/train/hard/input/18/0016_rgb.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ac3d56f8967beead23dcdd293d5ca2e62e8eceef83772f3ae94a3d674f9a1ceb
+size 1956377
diff --git a/train/hard/input/18/0017_000.png b/train/hard/input/18/0017_000.png
new file mode 100644
index 0000000000000000000000000000000000000000..aeca94757d0fae41c58945586926e99acd9415a7
--- /dev/null
+++ b/train/hard/input/18/0017_000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:a4c1cad4fbd983ed02c0fb62a957cd0329fd6389a0205ee9b25d0e38fb837b9d
+size 1981134
diff --git a/train/hard/input/18/0017_045.png b/train/hard/input/18/0017_045.png
new file mode 100644
index 0000000000000000000000000000000000000000..ccba17b02b71869f5e266249dba364a743ee8bb2
--- /dev/null
+++ b/train/hard/input/18/0017_045.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:079c3965120e5a576f381ec7b21f7d7d8b08b7df1ff011c7637750d1677f8afb
+size 2004549
diff --git a/train/hard/input/18/0017_090.png b/train/hard/input/18/0017_090.png
new file mode 100644
index 0000000000000000000000000000000000000000..19f3ca70f63dbdcd6be67f77413be441382b4d27
--- /dev/null
+++ b/train/hard/input/18/0017_090.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ba5e2a4e7bc12a11f89bd9b686d99b262da14ba24ab531d43d4c851599f9fdb4
+size 2068054
diff --git a/train/hard/input/18/0017_135.png b/train/hard/input/18/0017_135.png
new file mode 100644
index 0000000000000000000000000000000000000000..6c9b4a0dde93e66afc920a2236a1953dfb7a5218
--- /dev/null
+++ b/train/hard/input/18/0017_135.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:8452641858acb3d6be8a6bea473100b55c7ba66ee97392401db823d0ae03f336
+size 2046801
diff --git a/train/hard/input/18/0017_rgb.png b/train/hard/input/18/0017_rgb.png
new file mode 100644
index 0000000000000000000000000000000000000000..d8b608d306104caa64a304304a9528ea0f7ac957
--- /dev/null
+++ b/train/hard/input/18/0017_rgb.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:0c33e497bb1923eaace7b58defb835930ed7efc344f7ea87635bcda452eb1d48
+size 1929550