diff --git a/ai_002_005/background_mesh/1.obj b/ai_002_005/background_mesh/1.obj
new file mode 100644
index 0000000000000000000000000000000000000000..b4318948ba716713a9a965ecd14e7674a8286b31
--- /dev/null
+++ b/ai_002_005/background_mesh/1.obj
@@ -0,0 +1,175 @@
+# https://github.com/mikedh/trimesh
+mtllib material.mtl
+usemtl material_0
+v -2.87215948 4.25339556 -2.50206327
+v 4.36215973 4.25368404 -2.50146103
+v 4.39004993 4.22380924 -2.50144958
+v 4.39019442 3.10757685 -2.50111270
+v 4.33457756 2.78755569 -2.50102043
+v 4.39023781 2.76846814 -2.50101042
+v 4.39028549 2.40110040 -2.50089955
+v 4.36215639 2.36899066 -2.50089264
+v 4.39029455 2.33045268 -2.50087810
+v 4.39033270 2.03373241 -2.50078869
+v 4.36215639 2.00505447 -2.50078249
+v 4.39034939 1.90656722 -2.50075030
+v 4.36215973 1.84897423 -2.50073528
+v 4.39036226 1.80766058 -2.50072050
+v 4.39041853 1.36964512 -2.50058818
+v 4.33771467 1.14977622 -2.50052595
+v 4.39044952 1.12944305 -2.50051570
+v 4.39048433 0.86098230 -2.50043464
+v 4.33816624 0.67001033 -2.50038195
+v 4.39051151 0.64903927 -2.50037074
+v 4.39052963 0.50774395 -2.50032806
+v 4.33591366 0.31811571 -2.50027514
+v 4.39055729 0.29580107 -2.50026417
+v 4.39080715 -1.63994360 -2.49967980
+v 4.36215925 -1.74907696 -2.49964929
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+v 4.39088917 -2.27577233 -2.49948788
+v 4.36215973 -2.31295872 -2.49947953
+v 1.87536216 -2.31293201 -2.49968648
+v 1.83837080 -2.28990531 -2.49969625
+v 1.80471444 -2.31293130 -2.49969244
+v -0.66795331 -2.31290460 -2.49989820
+v -0.69068313 -2.28990293 -2.49990678
+v -0.73860103 -2.31290388 -2.49990416
+v -1.30378246 -2.31289768 -2.49995112
+v -1.33860683 -2.28990531 -2.49996090
+v -1.31791162 -2.31289744 -2.49995232
+v -2.87215996 -2.31288075 -2.50008178
+v 1.29273438 -1.66820693 -2.49992943
+v 1.29605150 1.84945464 -2.50099063
+v -0.66795313 1.86600411 -2.50115943
+v -0.69621217 1.84976685 -2.50115657
+v -0.70438039 -1.78124332 -2.50006175
+v -0.65382320 -1.74902046 -2.50006676
+v 1.23953366 -1.74904180 -2.49990916
+v 1.29274642 -1.78124321 -2.49989533
+v -1.61463165 -1.67785382 -2.50016856
+v -1.33859682 -1.65407729 -2.50015283
+v -1.37442970 -1.67785084 -2.50014853
+v 1.81884420 -1.67781091 -2.49988270
+v 1.83836830 -1.66820645 -2.49988389
+v 1.83297360 -1.69944668 -2.49987507
+v 1.81884396 -1.74904835 -2.49986100
+v 1.83836854 -1.73885417 -2.49986267
+v 1.83836865 -1.76711297 -2.49985409
+vt 0.00000000 0.99995601
+vt 0.99604446 1.00000000
+vt 0.99988443 0.99545050
+vt 0.99990427 0.82546520
+vt 0.99224687 0.77673084
+vt 0.99991030 0.77382416
+vt 0.99991691 0.71787959
+vt 0.99604392 0.71298981
+vt 0.99991804 0.70712107
+vt 0.99992329 0.66193503
+vt 0.99604392 0.65756780
+vt 0.99992567 0.64256972
+vt 0.99604446 0.63379914
+vt 0.99992740 0.62750781
+vt 0.99993515 0.56080467
+vt 0.99267870 0.52732193
+vt 0.99993944 0.52422553
+vt 0.99994421 0.48334301
+vt 0.99274093 0.45426092
+vt 0.99994802 0.45106730
+vt 0.99995047 0.42955017
+vt 0.99243081 0.40067267
+vt 0.99995428 0.39727449
+vt 0.99998873 0.10248998
+vt 0.99604428 0.08587062
+vt 0.99999118 0.08097278
+vt 1.00000000 0.00566292
+vt 0.99604446 0.00000000
+vt 0.65365410 0.00000407
+vt 0.64856106 0.00351068
+vt 0.64392710 0.00000418
+vt 0.30348223 0.00000821
+vt 0.30035272 0.00351101
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+vt 0.21114451 0.00351068
+vt 0.21399388 0.00000933
+vt 0.00000000 0.00001187
+vt 0.57343602 0.09818592
+vt 0.57389271 0.63387233
+vt 0.30348223 0.63639253
+vt 0.29959148 0.63391984
+vt 0.29846686 0.08097218
+vt 0.30542773 0.08587923
+vt 0.56611121 0.08587600
+vt 0.57343769 0.08097221
+vt 0.17314051 0.09671684
+vt 0.21114588 0.10033765
+vt 0.20621230 0.09671730
+vt 0.64587253 0.09672338
+vt 0.64856064 0.09818599
+vt 0.64781791 0.09342858
+vt 0.64587253 0.08587500
+vt 0.64856070 0.08742741
+vt 0.64856070 0.08312403
+f 38/38 42/42 47/47
+f 4/4 2/2 3/3
+f 40/40 4/4 5/5
+f 5/5 6/6 7/7
+f 11/11 9/9 10/10
+f 11/11 12/12 13/13
+f 13/13 14/14 15/15
+f 16/16 17/17 18/18
+f 19/19 20/20 21/21
+f 22/22 23/23 24/24
+f 25/25 26/26 27/27
+f 25/25 28/28 29/29
+f 55/55 31/31 53/53
+f 52/52 53/53 50/50
+f 46/46 31/31 32/32
+f 44/44 32/32 33/33
+f 33/33 34/34 43/43
+f 32/32 44/44 45/45
+f 51/51 39/39 40/40
+f 35/35 43/43 34/34
+f 48/48 35/35 36/36
+f 36/36 37/37 38/38
+f 42/42 38/38 1/1
+f 40/40 2/2 4/4
+f 5/5 7/7 8/8
+f 9/9 11/11 8/8
+f 13/13 15/15 16/16
+f 16/16 18/18 19/19
+f 19/19 21/21 22/22
+f 55/55 25/25 29/29
+f 28/28 25/25 27/27
+f 31/31 55/55 30/30
+f 53/53 52/52 54/54
+f 31/31 46/46 53/53
+f 44/44 33/33 43/43
+f 35/35 48/48 43/43
+f 36/36 38/38 47/47
+f 40/40 5/5 8/8
+f 40/40 13/13 16/16
+f 51/51 25/25 54/54
+f 54/54 25/25 55/55
+f 30/30 55/55 29/29
+f 54/54 52/52 51/51
+f 39/39 53/53 46/46
+f 32/32 45/45 46/46
+f 36/36 47/47 49/49
+f 40/40 8/8 11/11
+f 25/25 51/51 24/24
+f 24/24 51/51 22/22
+f 53/53 39/39 50/50
+f 36/36 49/49 48/48
+f 40/40 11/11 13/13
+f 40/40 22/22 51/51
+f 50/50 39/39 51/51
+f 43/43 48/48 42/42
+f 22/22 40/40 19/19
+f 47/47 42/42 48/48
+f 19/19 40/40 16/16
+f 41/41 42/42 1/1
+f 2/2 40/40 1/1
+f 40/40 41/41 1/1
+
diff --git a/ai_002_005/background_mesh/10.obj b/ai_002_005/background_mesh/10.obj
new file mode 100644
index 0000000000000000000000000000000000000000..0165c88c9f9fb07fffc2a7d3220a4597da8ded65
--- /dev/null
+++ b/ai_002_005/background_mesh/10.obj
@@ -0,0 +1,85 @@
+# https://github.com/mikedh/trimesh
+mtllib material.mtl
+usemtl material_0
+v 1.86622620 -2.32027698 -2.49215388
+v 1.84291887 -2.32095361 -2.37869358
+v -1.36122978 -2.32092071 -2.37875891
+v -1.36122894 -2.32024431 -2.49215388
+v -1.33047032 -2.32019830 -2.49995136
+v 1.27766061 -2.32762647 -1.25898290
+v 1.86625695 -2.32754827 -1.27315760
+v 1.86622977 -2.32112265 -2.35041046
+v 1.34539151 -2.32128239 -2.32267308
+v -0.75750238 -2.32113528 -2.34384155
+v -0.76484948 -2.32126403 -2.32223797
+v -0.97610509 -2.32100916 -2.36458445
+v -1.36122990 -2.32100534 -2.36458492
+v -1.36124015 -2.33005190 -0.84792584
+v 1.77226365 -2.33001208 -0.85992134
+v 1.78606713 -2.33013701 -0.83894813
+v 1.86626768 -2.33008456 -0.84792632
+v 1.86626375 -2.32915449 -1.00384545
+v 1.75734615 -2.32894611 -1.03858387
+v 1.74006534 -2.32921267 -0.99383330
+v 0.85242176 -2.32449389 -1.78343475
+v 1.23513663 -2.32754135 -1.27315724
+v -0.56504095 -2.32168984 -2.25118923
+v 0.85242176 -2.32170391 -2.25118923
+v 0.85242176 -2.32263398 -2.09527111
+v -0.76348329 -2.32377100 -1.90193021
+v -0.77766049 -2.32278681 -2.06692219
+v -0.80797023 -2.32201982 -2.19544530
+v -0.78489655 -2.32161546 -2.26329136
+vt 0.00458819 0.99998713
+vt 0.07134853 0.99276567
+vt 0.07130998 0.00000325
+vt 0.00458805 0.00000347
+vt 0.00000000 0.00953362
+vt 0.73018920 0.81762797
+vt 0.72184879 0.99999666
+vt 0.08799037 0.99998826
+vt 0.10431111 0.83861351
+vt 0.09185544 0.18706007
+vt 0.10456706 0.18478367
+vt 0.07965031 0.11932897
+vt 0.07964998 0.00000318
+vt 0.97205621 0.00000000
+vt 0.96499813 0.97087413
+vt 0.97733879 0.97515094
+vt 0.97205609 1.00000000
+vt 0.88031274 0.99999881
+vt 0.85987258 0.96625215
+vt 0.88620394 0.96089792
+vt 0.42160037 0.68587345
+vt 0.72184902 0.80445254
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+vt 0.14637238 0.68587345
+vt 0.23811500 0.68587345
+vt 0.35187727 0.18520695
+vt 0.25479552 0.18081437
+vt 0.17917220 0.17142329
+vt 0.13925138 0.17857236
+f 5/5 2/2 3/3
+f 3/3 4/4 5/5
+f 2/2 5/5 1/1
+f 20/20 19/19 18/18
+f 15/15 17/17 16/16
+f 28/28 12/12 29/29
+f 12/12 11/11 29/29
+f 11/11 23/23 29/29
+f 23/23 11/11 10/10
+f 9/9 8/8 7/7
+f 15/15 20/20 18/18
+f 17/17 15/15 18/18
+f 27/27 12/12 28/28
+f 23/23 10/10 24/24
+f 9/9 7/7 6/6
+f 12/12 27/27 13/13
+f 13/13 27/27 26/26
+f 24/24 10/10 9/9
+f 13/13 26/26 14/14
+f 25/25 24/24 9/9
+f 21/21 25/25 9/9
+f 22/22 9/9 6/6
+f 21/21 9/9 22/22
+
diff --git a/ai_002_005/background_mesh/11.obj b/ai_002_005/background_mesh/11.obj
new file mode 100644
index 0000000000000000000000000000000000000000..c069d809081e1f54baa970810d6adeb17017145b
--- /dev/null
+++ b/ai_002_005/background_mesh/11.obj
@@ -0,0 +1,35 @@
+# https://github.com/mikedh/trimesh
+mtllib material.mtl
+usemtl material_0
+v 1.85681498 -2.31293178 -2.49968815
+v 1.86622918 -2.31942892 -2.37740135
+v 1.84296668 -2.31942749 -2.37742138
+v 1.84074533 -2.31628752 -2.43652129
+v 1.78476000 -2.31637025 -2.43496299
+v 1.78476000 -2.31866384 -2.39179111
+v 1.38125503 -2.31866121 -2.39179111
+v 1.33335078 -2.32017899 -2.36321306
+v 1.32305551 -2.31844592 -2.39583206
+v -1.36122966 -2.31940794 -2.37739968
+v -1.37122476 -2.31289697 -2.49995685
+vt 0.00197291 0.99709213
+vt 0.89624387 1.00000000
+vt 0.89609730 0.99281454
+vt 0.46390560 0.99212849
+vt 0.47530133 0.97483546
+vt 0.79101282 0.97483546
+vt 0.79101187 0.85019898
+vt 1.00000000 0.83540201
+vt 0.76146054 0.83222198
+vt 0.89624798 0.00308737
+vt 0.00000000 0.00000000
+f 4/4 2/2 3/3
+f 5/5 6/6 7/7
+f 7/7 8/8 9/9
+f 9/9 10/10 11/11
+f 2/2 4/4 1/1
+f 1/1 7/7 9/9
+f 9/9 11/11 1/1
+f 1/1 4/4 5/5
+f 7/7 1/1 5/5
+
diff --git a/ai_002_005/background_mesh/12.obj b/ai_002_005/background_mesh/12.obj
new file mode 100644
index 0000000000000000000000000000000000000000..f1691c4960efbfe21df1fbbdbe082a9e4291c183
--- /dev/null
+++ b/ai_002_005/background_mesh/12.obj
@@ -0,0 +1,17 @@
+# https://github.com/mikedh/trimesh
+mtllib material.mtl
+usemtl material_0
+v -1.33897126 -1.67815471 -2.49286604
+v -1.34490073 -1.68297672 -2.37747002
+v -2.14347434 -1.68298578 -2.37755680
+v -2.15234256 -1.67991912 -2.45095015
+v -2.15210247 -1.67786062 -2.50021315
+vt 0.05985342 1.00000000
+vt 1.00000000 0.99270999
+vt 0.99929732 0.01090304
+vt 0.40135214 0.00000000
+vt 0.00000000 0.00029518
+f 1/1 2/2 3/3
+f 1/1 4/4 5/5
+f 4/4 1/1 3/3
+
diff --git a/ai_002_005/background_mesh/13.obj b/ai_002_005/background_mesh/13.obj
new file mode 100644
index 0000000000000000000000000000000000000000..239b00553b04ac90d93dc76479d084f7b5bb54a3
--- /dev/null
+++ b/ai_002_005/background_mesh/13.obj
@@ -0,0 +1,20 @@
+# https://github.com/mikedh/trimesh
+mtllib material.mtl
+usemtl material_0
+v 1.25374138 -1.74358904 -2.60258150
+v 1.27758968 -1.74695361 -2.53923416
+v 1.25374138 -1.74904203 -2.49990797
+v -0.69090217 -1.74925005 -2.49574161
+v -0.68463808 -1.74400973 -2.59441423
+v -0.65956783 -1.74357069 -2.60268044
+vt 0.00093173 0.98788500
+vt 0.59330165 1.00000000
+vt 0.96104628 0.98788500
+vt 1.00000000 0.00000000
+vt 0.07729851 0.00318218
+vt 0.00000000 0.01591794
+f 1/1 2/2 3/3
+f 6/6 4/4 5/5
+f 3/3 6/6 1/1
+f 4/4 6/6 3/3
+
diff --git a/ai_002_005/background_mesh/14.obj b/ai_002_005/background_mesh/14.obj
new file mode 100644
index 0000000000000000000000000000000000000000..e5a7dc0d1d782c48b95d978f5d165a714627e93f
--- /dev/null
+++ b/ai_002_005/background_mesh/14.obj
@@ -0,0 +1,95 @@
+# https://github.com/mikedh/trimesh
+mtllib material.mtl
+usemtl material_0
+v 1.27424800 1.38003063 -2.60331011
+v 1.27951813 1.38004076 -2.50085044
+v 1.27957511 -0.50797969 -2.50028062
+v 1.27684462 -0.50798565 -2.55336499
+v 1.27684641 -0.63491154 -2.55336595
+v 1.27684569 -0.58731425 -2.55336547
+v 1.27957761 -0.58730829 -2.50025654
+v 1.27958143 -0.71423411 -2.50021839
+v 1.27685046 -0.92049456 -2.55336785
+v 1.27958763 -0.92048848 -2.50015616
+v 1.27959239 -1.07914543 -2.50010824
+v 1.27685273 -1.07915163 -2.55336905
+v 1.27685070 -0.93636018 -2.55336809
+v 1.27685940 -1.53925776 -2.55337238
+v 1.27685845 -1.47579467 -2.55337191
+v 1.27960443 -1.47578847 -2.49998856
+v 1.27960825 -1.60271442 -2.49995017
+v 1.27686024 -1.60272062 -2.55337286
+v 1.27685952 -1.55512345 -2.55337262
+v 1.27686203 -1.72964644 -2.55337381
+v 1.27686071 -1.63445199 -2.55337310
+v 1.27960920 -1.63444579 -2.49994063
+v 1.27853417 -1.74792886 -2.52087164
+v 1.27961540 -1.84070003 -2.49987841
+v 1.27683997 -1.84070551 -2.55385542
+v 1.27686405 -1.87243795 -2.55337501
+v 1.27961636 -1.87243164 -2.49986887
+v 1.27961779 -1.92003369 -2.49985433
+v 1.27433610 -1.92003989 -2.60253954
+v 1.27536952 -1.74466133 -2.58239698
+v 1.27684760 -0.71424007 -2.55336642
+vt 0.00000000 0.99999690
+vt 0.99034780 1.00000000
+vt 0.99586934 0.42788658
+vt 0.48276985 0.42788476
+vt 0.48276159 0.38942331
+vt 0.48276582 0.40384638
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+vt 0.99647230 0.36538675
+vt 0.48274517 0.30288512
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+vt 0.99869937 0.13461834
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+vt 0.48269972 0.08653967
+vt 0.99916369 0.08654155
+vt 0.79685098 0.05215358
+vt 0.99976671 0.02404179
+vt 0.47803974 0.02404013
+vt 0.48268297 0.01442448
+vt 0.99985909 0.01442639
+vt 1.00000000 0.00000188
+vt 0.00747215 0.00000000
+vt 0.20216343 0.05314372
+vt 0.48275754 0.36538494
+f 4/4 2/2 3/3
+f 5/5 6/6 7/7
+f 5/5 8/8 31/31
+f 13/13 10/10 11/11
+f 11/11 12/12 13/13
+f 14/14 15/15 16/16
+f 19/19 17/17 18/18
+f 20/20 21/21 22/22
+f 23/23 24/24 25/25
+f 26/26 27/27 28/28
+f 2/2 4/4 1/1
+f 8/8 5/5 7/7
+f 10/10 13/13 9/9
+f 17/17 14/14 16/16
+f 20/20 22/22 23/23
+f 26/26 28/28 29/29
+f 30/30 1/1 4/4
+f 30/30 9/9 13/13
+f 17/17 19/19 14/14
+f 30/30 23/23 25/25
+f 25/25 26/26 29/29
+f 30/30 4/4 5/5
+f 9/9 30/30 31/31
+f 20/20 30/30 19/19
+f 23/23 30/30 20/20
+f 25/25 29/29 30/30
+f 31/31 30/30 5/5
+f 19/19 30/30 14/14
+f 14/14 30/30 13/13
+
diff --git a/ai_002_005/background_mesh/15.obj b/ai_002_005/background_mesh/15.obj
new file mode 100644
index 0000000000000000000000000000000000000000..42193995d0a6448764b306ca5009aa823ea9c9df
--- /dev/null
+++ b/ai_002_005/background_mesh/15.obj
@@ -0,0 +1,17 @@
+# https://github.com/mikedh/trimesh
+mtllib material.mtl
+usemtl material_0
+v 1.26234901 1.80962217 -2.60341120
+v 1.29230738 1.80963242 -2.50097919
+v 1.29298234 -1.69944096 -2.49865913
+v 1.27683771 -1.71377385 -2.55386376
+v 1.26258612 -1.71377718 -2.60258842
+vt 0.00000000 0.99999714
+vt 0.97786105 1.00000000
+vt 1.00000000 0.00406885
+vt 0.47299519 0.00000095
+vt 0.00784555 0.00000000
+f 1/1 2/2 3/3
+f 3/3 4/4 5/5
+f 5/5 1/1 3/3
+
diff --git a/ai_002_005/background_mesh/16.obj b/ai_002_005/background_mesh/16.obj
new file mode 100644
index 0000000000000000000000000000000000000000..d85af5a62751ed2889f7d8d2b4e6a57d0197c1a1
--- /dev/null
+++ b/ai_002_005/background_mesh/16.obj
@@ -0,0 +1,14 @@
+# https://github.com/mikedh/trimesh
+mtllib material.mtl
+usemtl material_0
+v 1.26194370 1.79552925 -2.60340786
+v 1.29236686 1.79553974 -2.50097489
+v 1.29273880 -1.70966601 -2.49991703
+v 1.26223969 -1.65313280 -2.60260248
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diff --git a/ai_002_005/background_mesh/17.obj b/ai_002_005/background_mesh/17.obj
new file mode 100644
index 0000000000000000000000000000000000000000..8cf9e9ffd6d97a49abe1c00c0acae2942cd19e1a
--- /dev/null
+++ b/ai_002_005/background_mesh/17.obj
@@ -0,0 +1,41 @@
+# https://github.com/mikedh/trimesh
+mtllib material.mtl
+usemtl material_0
+v -1.33970666 -1.67875266 -2.47855544
+v -1.33859706 -1.66999424 -2.50014806
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diff --git a/ai_002_005/background_mesh/18.obj b/ai_002_005/background_mesh/18.obj
new file mode 100644
index 0000000000000000000000000000000000000000..7d77b3342c572ba4c433d8c1226450882b86ee2f
--- /dev/null
+++ b/ai_002_005/background_mesh/18.obj
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+# https://github.com/mikedh/trimesh
+mtllib material.mtl
+usemtl material_0
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diff --git a/ai_002_005/background_mesh/19.obj b/ai_002_005/background_mesh/19.obj
new file mode 100644
index 0000000000000000000000000000000000000000..0a4679f0e8c324db48952da7ccac1b1059a7978a
--- /dev/null
+++ b/ai_002_005/background_mesh/19.obj
@@ -0,0 +1,23 @@
+# https://github.com/mikedh/trimesh
+mtllib material.mtl
+usemtl material_0
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diff --git a/ai_002_005/background_mesh/2.obj b/ai_002_005/background_mesh/2.obj
new file mode 100644
index 0000000000000000000000000000000000000000..813c1a6192e021f924705ee2bcd2c5604faa4abd
--- /dev/null
+++ b/ai_002_005/background_mesh/2.obj
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+# https://github.com/mikedh/trimesh
+mtllib material.mtl
+usemtl material_0
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diff --git a/ai_002_005/background_mesh/20.obj b/ai_002_005/background_mesh/20.obj
new file mode 100644
index 0000000000000000000000000000000000000000..8223824b4a7d3c4acb4047e9da16ba132376350c
--- /dev/null
+++ b/ai_002_005/background_mesh/20.obj
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+# https://github.com/mikedh/trimesh
+mtllib material.mtl
+usemtl material_0
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diff --git a/ai_002_005/background_mesh/21.obj b/ai_002_005/background_mesh/21.obj
new file mode 100644
index 0000000000000000000000000000000000000000..ac37a9acef01e0c87c20ad3c58f546669341c61a
--- /dev/null
+++ b/ai_002_005/background_mesh/21.obj
@@ -0,0 +1,24 @@
+# https://github.com/mikedh/trimesh
+mtllib material.mtl
+usemtl material_0
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+v -0.68462694 0.75824982 -2.59128094
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diff --git a/ai_002_005/background_mesh/22.obj b/ai_002_005/background_mesh/22.obj
new file mode 100644
index 0000000000000000000000000000000000000000..af54fcf09a212d66a1cfdc1ccde360ffb958fcc1
--- /dev/null
+++ b/ai_002_005/background_mesh/22.obj
@@ -0,0 +1,195 @@
+# https://github.com/mikedh/trimesh
+mtllib material.mtl
+usemtl material_0
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+f 37/37 35/35 36/36
+f 40/40 38/38 39/39
+f 43/43 41/41 42/42
+f 44/44 45/45 46/46
+f 48/48 49/49 50/50
+f 54/54 52/52 53/53
+f 57/57 55/55 56/56
+f 60/60 58/58 59/59
+f 4/4 61/61 1/1
+f 1/1 3/3 4/4
+f 10/10 5/5 8/8
+f 5/5 10/10 11/11
+f 11/11 13/13 14/14
+f 15/15 17/17 18/18
+f 5/5 19/19 21/21
+f 22/22 24/24 21/21
+f 25/25 27/27 24/24
+f 28/28 30/30 27/27
+f 31/31 33/33 34/34
+f 35/35 37/37 34/34
+f 38/38 40/40 37/37
+f 41/41 43/43 40/40
+f 44/44 46/46 47/47
+f 48/48 50/50 51/51
+f 52/52 54/54 51/51
+f 55/55 57/57 54/54
+f 58/58 60/60 57/57
+f 61/61 4/4 60/60
+f 14/14 5/5 11/11
+f 5/5 14/14 15/15
+f 24/24 5/5 21/21
+f 5/5 27/27 30/30
+f 5/5 30/30 31/31
+f 44/44 5/5 43/43
+f 48/48 5/5 47/47
+f 54/54 5/5 51/51
+f 60/60 5/5 57/57
+f 5/5 60/60 4/4
+f 18/18 5/5 15/15
+f 27/27 5/5 24/24
+f 43/43 5/5 40/40
+f 51/51 5/5 48/48
+f 57/57 5/5 54/54
+f 19/19 5/5 18/18
+f 37/37 5/5 34/34
+f 47/47 5/5 44/44
+f 34/34 5/5 31/31
+f 40/40 5/5 37/37
+f 62/62 63/63 64/64
+f 64/64 65/65 62/62
+
diff --git a/ai_002_005/background_mesh/23.obj b/ai_002_005/background_mesh/23.obj
new file mode 100644
index 0000000000000000000000000000000000000000..7c79c586b21b909aea9db0deafcd790ac4ed4511
--- /dev/null
+++ b/ai_002_005/background_mesh/23.obj
@@ -0,0 +1,26 @@
+# https://github.com/mikedh/trimesh
+mtllib material.mtl
+usemtl material_0
+v 4.39004660 4.25368547 -2.51327658
+v 4.39009762 4.26206923 -0.00042518
+v 4.39036417 2.19793081 -0.00042518
+v 4.39033413 2.19793081 -1.45293117
+v 4.39032745 2.24232030 -1.48348343
+v 4.39033413 2.15493798 -1.71979177
+v 4.39032793 2.19793081 -1.74982774
+v 4.39031172 2.19791698 -2.50083828
+vt 0.00000000 0.99602127
+vt 1.00000000 1.00000000
+vt 1.00000000 0.02040349
+vt 0.42196903 0.02040349
+vt 0.40981063 0.04146980
+vt 0.31577072 0.00000000
+vt 0.30381775 0.02040349
+vt 0.00494987 0.02039693
+f 5/5 2/2 3/3
+f 3/3 4/4 5/5
+f 5/5 6/6 7/7
+f 7/7 8/8 1/1
+f 2/2 5/5 1/1
+f 5/5 7/7 1/1
+
diff --git a/ai_002_005/background_mesh/24.obj b/ai_002_005/background_mesh/24.obj
new file mode 100644
index 0000000000000000000000000000000000000000..87ad7cc7b5ce5142380eac6c07e1e41046c52359
--- /dev/null
+++ b/ai_002_005/background_mesh/24.obj
@@ -0,0 +1,26 @@
+# https://github.com/mikedh/trimesh
+mtllib material.mtl
+usemtl material_0
+v 4.39009905 4.25357294 0.00349892
+v 4.39004660 4.25368547 -2.51349878
+v -0.28841519 4.25349855 -2.50184822
+v -0.30429554 4.25349903 -2.52470851
+v -1.46207118 4.25345182 -2.50194573
+v -1.46207023 4.25338840 -1.08531475
+v -1.41215360 4.25339031 -1.06860960
+v -1.46207023 4.25334024 -0.00042518
+vt 0.00000000 1.00000000
+vt 0.99556625 0.99999106
+vt 0.99095798 0.20055054
+vt 1.00000000 0.19783697
+vt 0.99099648 0.00000000
+vt 0.43066630 0.00000016
+vt 0.42405879 0.00852975
+vt 0.00155214 0.00000016
+f 1/1 2/2 3/3
+f 3/3 4/4 5/5
+f 5/5 6/6 7/7
+f 3/3 8/8 1/1
+f 7/7 3/3 5/5
+f 8/8 3/3 7/7
+
diff --git a/ai_002_005/background_mesh/25.obj b/ai_002_005/background_mesh/25.obj
new file mode 100644
index 0000000000000000000000000000000000000000..6e7a1a737d51188f521e4dbcadec3be7ecf1979c
--- /dev/null
+++ b/ai_002_005/background_mesh/25.obj
@@ -0,0 +1,122 @@
+# https://github.com/mikedh/trimesh
+mtllib material.mtl
+usemtl material_0
+v 1.31012928 1.84945250 -2.50098968
+v 1.31013179 1.84427404 -2.60341668
+v 1.27533865 1.84536409 -2.58197117
+v 1.23395777 1.84428608 -2.60342073
+v 0.31987008 1.84443080 -2.60346794
+v 0.31987703 1.84700561 -2.55253792
+v 0.31986144 1.84700561 -2.55253792
+v 0.33510235 1.84960520 -2.50107074
+v 0.35033104 1.84700000 -2.55255342
+v 0.39603528 1.84699142 -2.55257630
+v 0.41127637 1.84959328 -2.50106454
+v 0.41127014 1.84698868 -2.55258393
+v 0.45697454 1.84698009 -2.55260706
+v 0.45698074 1.84958613 -2.50106072
+v 0.48745033 1.84958136 -2.50105810
+v 0.48744413 1.84697437 -2.55262232
+v 0.53314847 1.84696591 -2.55264544
+v 0.53315473 1.84957421 -2.50105429
+v 0.57885915 1.84956706 -2.50105047
+v 0.57885289 1.84695745 -2.55266833
+v 0.63979208 1.84694600 -2.55269909
+v 0.63979828 1.84955752 -2.50104547
+v 0.67026794 1.84955275 -2.50104284
+v 0.68549651 1.84693754 -2.55272222
+v 0.70073748 1.84954798 -2.50104022
+v 0.70073128 1.84693468 -2.55272985
+v 0.73120087 1.84692895 -2.55274510
+v 0.73120707 1.84954321 -2.50103784
+v 0.77691150 1.84953594 -2.50103402
+v 0.79213983 1.84691763 -2.55277586
+v 0.80738109 1.84953117 -2.50103140
+v 0.80737466 1.84691477 -2.55278349
+v 1.00542700 1.84687793 -2.55288315
+v 1.02066815 1.84949780 -2.50101376
+v 1.02066171 1.84687507 -2.55289078
+v 1.20347941 1.84684098 -2.55298281
+v 1.21872056 1.84946680 -2.50099707
+v 1.21871424 1.84683812 -2.55299067
+v 1.24918389 1.84683251 -2.55300593
+v 0.35033101 1.84700000 -2.55255342
+vt 0.00000000 0.99999750
+vt 0.99957824 1.00000000
+vt 0.79029000 0.96486503
+vt 0.99961162 0.92307752
+vt 1.00000000 0.00000873
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+vt 0.00060265 0.16923548
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+vt 0.50404358 0.21538262
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+vt 0.00053544 0.26154241
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+vt 0.50457561 0.32307404
+vt 0.00049140 0.32308030
+vt 0.00046820 0.35384932
+vt 0.50480485 0.36922750
+vt 0.00044500 0.38461822
+vt 0.50488055 0.38461196
+vt 0.50503188 0.41538092
+vt 0.00042416 0.41538718
+vt 0.00039057 0.46154067
+vt 0.50533682 0.47691864
+vt 0.00036741 0.49230963
+vt 0.50541252 0.49230313
+vt 0.50640076 0.69230145
+vt 0.00021208 0.70769233
+vt 0.50647640 0.70768583
+vt 0.50738901 0.89229971
+vt 0.00006492 0.90769064
+vt 0.50746697 0.90768427
+vt 0.50761831 0.93845326
+vt 0.50313103 0.03076894
+f 1/1 2/2 3/3
+f 9/9 5/5 6/6
+f 6/6 7/7 8/8
+f 10/10 11/11 12/12
+f 13/13 14/14 15/15
+f 17/17 18/18 19/19
+f 21/21 22/22 23/23
+f 24/24 25/25 26/26
+f 27/27 28/28 29/29
+f 30/30 31/31 32/32
+f 33/33 34/34 35/35
+f 36/36 37/37 38/38
+f 39/39 1/1 3/3
+f 10/10 5/5 9/9
+f 6/6 8/8 40/40
+f 5/5 12/12 13/13
+f 13/13 15/15 16/16
+f 17/17 19/19 20/20
+f 21/21 23/23 24/24
+f 27/27 29/29 30/30
+f 35/35 4/4 33/33
+f 38/38 4/4 36/36
+f 4/4 39/39 3/3
+f 12/12 5/5 10/10
+f 5/5 16/16 17/17
+f 24/24 5/5 21/21
+f 32/32 4/4 30/30
+f 36/36 4/4 35/35
+f 39/39 4/4 38/38
+f 6/6 40/40 9/9
+f 16/16 5/5 13/13
+f 26/26 5/5 24/24
+f 5/5 30/30 4/4
+f 33/33 4/4 32/32
+f 20/20 5/5 17/17
+f 21/21 5/5 20/20
+f 30/30 5/5 27/27
+f 27/27 5/5 26/26
+
diff --git a/ai_002_005/background_mesh/26.obj b/ai_002_005/background_mesh/26.obj
new file mode 100644
index 0000000000000000000000000000000000000000..eb0f59210be6b6fca6d702ade8a895bf94632f3f
--- /dev/null
+++ b/ai_002_005/background_mesh/26.obj
@@ -0,0 +1,20 @@
+# https://github.com/mikedh/trimesh
+mtllib material.mtl
+usemtl material_0
+v 0.41203472 1.84698844 -2.55258441
+v 1.24383795 1.84683347 -2.55300331
+v 1.27813244 1.85620570 -2.52765632
+v 1.27473986 1.83181381 -2.59361935
+v 1.24385297 1.82819092 -2.60341668
+v 0.41204977 1.82817519 -2.60345960
+vt 0.00000000 0.67115366
+vt 0.96040338 0.66562235
+vt 1.00000000 1.00000000
+vt 0.99608284 0.12980823
+vt 0.96042067 0.00056073
+vt 0.00001741 0.00000000
+f 2/2 3/3 4/4
+f 2/2 5/5 6/6
+f 6/6 1/1 2/2
+f 5/5 2/2 4/4
+
diff --git a/ai_002_005/background_mesh/3.obj b/ai_002_005/background_mesh/3.obj
new file mode 100644
index 0000000000000000000000000000000000000000..9b47ea058a0c7e8327c2f21a82ef8faabc87a3f1
--- /dev/null
+++ b/ai_002_005/background_mesh/3.obj
@@ -0,0 +1,14 @@
+# https://github.com/mikedh/trimesh
+mtllib material.mtl
+usemtl material_0
+v 1.86627662 2.35960817 -2.50109720
+v 1.86633992 2.35960841 -0.00042518
+v 1.86628926 -2.33800673 0.00207233
+v 1.86622584 -2.33743525 -2.49967957
+vt 0.00000000 0.99999988
+vt 0.99900222 1.00000000
+vt 1.00000000 0.00000000
+vt 0.00056634 0.00012166
+f 4/4 2/2 3/3
+f 2/2 4/4 1/1
+
diff --git a/ai_002_005/background_mesh/4.obj b/ai_002_005/background_mesh/4.obj
new file mode 100644
index 0000000000000000000000000000000000000000..d7175a4ce6d7ebeee2dd681c942863818bab4210
--- /dev/null
+++ b/ai_002_005/background_mesh/4.obj
@@ -0,0 +1,90 @@
+# https://github.com/mikedh/trimesh
+mtllib material.mtl
+usemtl material_0
+v -2.14457774 2.37227440 -0.00042518
+v -2.14337111 2.37227416 -2.50143504
+v -2.14341545 -1.70227385 -2.50020528
+v -2.14369440 -1.70202112 -1.92200780
+v -2.14369559 -0.93829525 -1.90173841
+v -2.14380240 -0.95244420 -1.68150640
+v -2.14380980 -0.99488747 -1.66735864
+v -2.14382339 -0.99488747 -1.63906324
+v -2.14382267 -0.93829644 -1.63906324
+v -2.14387059 -0.95244420 -1.54002905
+v -2.14387774 -0.98073971 -1.52588129
+v -2.14390492 -0.95244420 -1.46929038
+v -2.14391208 -1.00903523 -1.45514262
+v -2.14393973 -1.03733075 -1.39855170
+v -2.14393878 -0.93829644 -1.39855170
+v -2.14395905 -0.92414868 -1.35610843
+v -2.14399195 -1.44761503 -1.29951751
+v -2.14408088 -1.44761503 -1.11559689
+v -2.14407945 -1.30613768 -1.11559689
+v -2.14409971 -1.30613768 -1.07315373
+v -2.14410114 -1.44761503 -1.07315373
+v -2.14419699 -1.46176279 -0.87508535
+v -2.14420223 -1.30613768 -0.86093760
+v -2.14422965 -1.30613768 -0.80434674
+v -2.14423347 -1.69964027 -0.80435216
+v -2.14462161 -1.70227444 -0.00042518
+v -2.14390540 -0.99488747 -1.46929038
+v -2.14389157 -0.99488747 -1.49758577
+v -2.14389181 -1.02318299 -1.49758577
+v -2.14390564 -1.02318299 -1.46929038
+vt 0.00000005 1.00000000
+vt 1.00000000 1.00000000
+vt 0.99950832 0.00000015
+vt 0.76832271 0.00006217
+vt 0.76021826 0.18750033
+vt 0.67216098 0.18402781
+vt 0.66650414 0.17361112
+vt 0.65519059 0.17361112
+vt 0.65519059 0.18750003
+vt 0.61559290 0.18402781
+vt 0.60993606 0.17708334
+vt 0.58730882 0.18402781
+vt 0.58165205 0.17013890
+vt 0.55902481 0.16319443
+vt 0.55902481 0.18750003
+vt 0.54205436 0.19097225
+vt 0.51942712 0.06250003
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+vt 0.42891818 0.09722224
+vt 0.42891818 0.06250003
+vt 0.34972280 0.05902780
+vt 0.34406599 0.09722224
+vt 0.32143879 0.09722224
+vt 0.32144096 0.00064649
+vt 0.00000000 0.00000000
+vt 0.58730882 0.17361112
+vt 0.59862244 0.17361112
+vt 0.59862244 0.16666667
+vt 0.58730882 0.16666667
+f 5/5 2/2 3/3
+f 3/3 4/4 5/5
+f 6/6 7/7 8/8
+f 10/10 11/11 12/12
+f 15/15 13/13 14/14
+f 19/19 17/17 18/18
+f 20/20 21/21 22/22
+f 24/24 25/25 26/26
+f 9/9 5/5 6/6
+f 6/6 8/8 9/9
+f 15/15 10/10 12/12
+f 13/13 15/15 12/12
+f 17/17 19/19 16/16
+f 20/20 22/22 23/23
+f 24/24 26/26 1/1
+f 5/5 9/9 2/2
+f 16/16 10/10 15/15
+f 16/16 19/19 20/20
+f 16/16 24/24 1/1
+f 16/16 2/2 9/9
+f 10/10 16/16 9/9
+f 16/16 20/20 23/23
+f 2/2 16/16 1/1
+f 24/24 16/16 23/23
+f 27/27 28/28 29/29
+f 29/29 30/30 27/27
+
diff --git a/ai_002_005/background_mesh/5.obj b/ai_002_005/background_mesh/5.obj
new file mode 100644
index 0000000000000000000000000000000000000000..5763d0511d0afd066efaf674cea8bce925bc7d96
--- /dev/null
+++ b/ai_002_005/background_mesh/5.obj
@@ -0,0 +1,81 @@
+# https://github.com/mikedh/trimesh
+mtllib material.mtl
+usemtl material_0
+v -1.36122942 -1.69942582 -2.40207243
+v -1.36124563 -1.69976127 0.00207114
+v -2.39325476 -1.69974971 -0.00042518
+v -2.39325476 -1.69964552 -0.74745595
+v -2.25183463 -1.69964314 -0.77574003
+v -2.25183415 -1.69948590 -1.90175009
+v -2.39324951 -1.69948435 -1.90173483
+v -2.39938855 -1.69941294 -2.41327739
+v -2.20177484 -1.69941080 -2.44397259
+v -2.14346242 -1.69941735 -2.40205431
+v -2.32254481 -1.69949424 -1.83639169
+v -2.32254887 -1.69948518 -1.90174246
+v -2.39325881 -1.69948435 -1.90173483
+v -2.39325476 -1.69952321 -1.62426126
+v -2.33668685 -1.69952381 -1.62426126
+v -2.32254481 -1.69955742 -1.38384688
+v -2.32254481 -1.69952977 -1.58183527
+v -2.39325476 -1.69952714 -1.59597731
+v -2.39325476 -1.69956267 -1.34142089
+v -2.33668685 -1.69956326 -1.34142089
+v -2.39325476 -1.69959426 -1.11514854
+v -2.39325476 -1.69956660 -1.31313682
+v -2.33668685 -1.69956720 -1.31313682
+v -2.33668685 -1.69959879 -1.08686447
+v -2.39325476 -1.69960010 -1.07272243
+v -2.33668685 -1.69960463 -1.04443836
+v -2.33668685 -1.69963622 -0.81816608
+v -2.39325476 -1.69963765 -0.80402404
+v -2.39325476 -1.69960606 -1.03029633
+vt 0.01712977 1.00000000
+vt 1.00000000 0.99998438
+vt 0.99897939 0.00590834
+vt 0.69357574 0.00590834
+vt 0.68201256 0.14213035
+vt 0.22167327 0.14213081
+vt 0.22167951 0.00591339
+vt 0.01254892 0.00000000
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+vt 0.01713717 0.24651918
+vt 0.24839331 0.07401923
+vt 0.22167638 0.07401533
+vt 0.22167951 0.00590443
+vt 0.33511719 0.00590834
+vt 0.33511719 0.06039701
+vt 0.43340424 0.07401923
+vt 0.35246193 0.07401923
+vt 0.34668034 0.00590834
+vt 0.45074898 0.00590834
+vt 0.45074898 0.06039701
+vt 0.54325444 0.00590834
+vt 0.46231216 0.00590834
+vt 0.46231216 0.06039701
+vt 0.55481762 0.06039701
+vt 0.56059921 0.00590834
+vt 0.57216239 0.06039701
+vt 0.66466784 0.06039701
+vt 0.67044944 0.00590834
+vt 0.57794398 0.00590834
+f 5/5 2/2 3/3
+f 3/3 4/4 5/5
+f 6/6 7/7 8/8
+f 8/8 9/9 10/10
+f 2/2 5/5 1/1
+f 6/6 8/8 10/10
+f 6/6 1/1 5/5
+f 1/1 6/6 10/10
+f 11/11 15/15 14/14
+f 11/11 13/13 12/12
+f 13/13 11/11 14/14
+f 16/16 20/20 19/19
+f 16/16 18/18 17/17
+f 18/18 16/16 19/19
+f 21/21 22/22 23/23
+f 21/21 24/24 25/25
+f 24/24 21/21 23/23
+f 29/29 27/27 28/28
+f 27/27 29/29 26/26
+
diff --git a/ai_002_005/background_mesh/6.obj b/ai_002_005/background_mesh/6.obj
new file mode 100644
index 0000000000000000000000000000000000000000..d3ec953c2bb75515bb916b9c76766935ae565c87
--- /dev/null
+++ b/ai_002_005/background_mesh/6.obj
@@ -0,0 +1,53 @@
+# https://github.com/mikedh/trimesh
+mtllib material.mtl
+usemtl material_0
+v 4.40107632 4.25357389 -0.00042518
+v -2.14455748 4.26306200 -0.00042518
+v -2.14462209 -1.74306154 -0.00042518
+v -2.09966898 -1.78231466 -0.00042517
+v -1.64744329 -1.78230751 -0.00042517
+v -1.39932990 -1.71909881 -0.00042510
+v -1.30827379 -1.78230202 -0.00042517
+v -0.84930193 -1.74305868 -0.00042517
+v 0.59648854 -1.73511791 -0.00042534
+v 0.68587470 -1.73826277 -0.00042522
+v 1.40817726 -1.74306107 -0.00042517
+v 1.81491029 -1.78225219 -0.00042517
+v 1.86629558 -1.74306154 -0.00042518
+v 2.03510380 -1.74306178 -0.00042516
+v 2.08341956 -1.78224790 -0.00042517
+v 4.34454775 -1.78221178 -0.00042517
+v 4.39087296 -1.74306297 -0.00042518
+vt 0.00000000 0.99843049
+vt 0.99999017 1.00000000
+vt 1.00000000 0.00649308
+vt 0.99313247 0.00000000
+vt 0.92404497 0.00000118
+vt 0.88614023 0.01045689
+vt 0.87222934 0.00000209
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+f 6/6 3/3 5/5
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diff --git a/ai_002_005/background_mesh/7.obj b/ai_002_005/background_mesh/7.obj
new file mode 100644
index 0000000000000000000000000000000000000000..ef56a143eadd598cc288f17a96d3015783eb7fb9
--- /dev/null
+++ b/ai_002_005/background_mesh/7.obj
@@ -0,0 +1,47 @@
+# https://github.com/mikedh/trimesh
+mtllib material.mtl
+usemtl material_0
+v 1.86622846 -2.33198404 -2.40298820
+v 1.86622918 -2.33205485 -2.37469769
+v 1.73476672 -2.33208847 -2.36055279
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+v -0.88207269 -2.33195519 -2.40298796
+v 0.77290154 -2.33236194 -2.24739242
+v 0.84362692 -2.33236265 -2.24739242
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+vt 0.97095835 0.91247833
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+vt 0.00000011 0.01684885
+vt 0.09709604 0.60887516
+vt 0.09709604 0.63417536
+vt 0.11474979 0.63923544
+f 1/1 2/2 3/3
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+f 8/8 5/5 6/6
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diff --git a/ai_002_005/background_mesh/8.obj b/ai_002_005/background_mesh/8.obj
new file mode 100644
index 0000000000000000000000000000000000000000..42f1caa64c42f8bb4125d5d60c94cb3da271a1f5
--- /dev/null
+++ b/ai_002_005/background_mesh/8.obj
@@ -0,0 +1,39 @@
+# https://github.com/mikedh/trimesh
+mtllib material.mtl
+usemtl material_0
+v -2.12766361 2.00683784 -2.37755251
+v -2.12405729 2.00683713 -2.46390843
+v -2.12249517 1.97184443 -2.50131249
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+v -2.12560272 -0.90738785 -2.42733216
+v -2.12967277 1.79724193 -2.32947254
+v -2.12757468 1.85613704 -2.37970972
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+v -2.12646580 1.35242367 -2.40633774
+v -2.12646580 1.32361317 -2.40633774
+v -2.12895751 1.32197213 -2.34666872
+v -2.12256336 -1.64386332 -2.50022125
+vt 0.27979526 1.00000000
+vt 0.78233206 0.99999988
+vt 1.00000000 0.99051619
+vt 0.28578481 0.00000000
+vt 0.27979353 0.20579688
+vt 0.56947696 0.21018994
+vt 0.00000000 0.94319564
+vt 0.29234859 0.95915729
+vt 0.09401259 0.82218647
+vt 0.44730601 0.82264143
+vt 0.44730601 0.81483322
+vt 0.10007016 0.81438857
+vt 0.99364418 0.01059120
+f 8/8 2/2 3/3
+f 13/13 4/4 5/5
+f 3/3 7/7 8/8
+f 2/2 8/8 1/1
+f 13/13 5/5 6/6
+f 7/7 3/3 6/6
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+f 9/9 10/10 11/11
+f 11/11 12/12 9/9
+
diff --git a/ai_002_005/background_mesh/9.obj b/ai_002_005/background_mesh/9.obj
new file mode 100644
index 0000000000000000000000000000000000000000..b69a1329d64d8cb3957c8062fba4c55c94293043
--- /dev/null
+++ b/ai_002_005/background_mesh/9.obj
@@ -0,0 +1,147 @@
+# https://github.com/mikedh/trimesh
+mtllib material.mtl
+usemtl material_0
+v 1.85943997 2.00574040 -1.93999636
+v 1.90042770 2.00572538 -0.84954107
+v 1.90041316 0.00281000 -0.84954089
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+v 1.90039885 -1.96706355 -0.84954035
+v 1.90039611 -2.33587456 -0.84954125
+v 1.84397173 -2.33211493 -2.35067773
+v 1.84398389 -0.62074709 -2.35068631
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+v 1.86581123 -0.26645327 -1.77005470
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+v 1.86475933 1.49084389 -1.79837871
+v 1.86582410 1.50501573 -1.77005517
+v 1.86475945 1.50501573 -1.79837871
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+++ b/ai_002_005/background_mesh/albedo_1.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
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+version https://git-lfs.github.com/spec/v1
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+version https://git-lfs.github.com/spec/v1
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+++ b/ai_002_005/background_mesh/albedo_12.png
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+version https://git-lfs.github.com/spec/v1
+oid sha256:cae1d49e8118a7f8d1e00ec50d1757250d2d9de37c9488280f685f3c20ab3b53
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+version https://git-lfs.github.com/spec/v1
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+++ b/ai_002_005/background_mesh/albedo_15.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:cae1d49e8118a7f8d1e00ec50d1757250d2d9de37c9488280f685f3c20ab3b53
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+version https://git-lfs.github.com/spec/v1
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+version https://git-lfs.github.com/spec/v1
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+++ b/ai_002_005/background_mesh/albedo_2.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
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