diff --git a/Models/TerrainFiveIstles/Middle.mtl b/Models/TerrainFiveIstles/Middle.mtl
index 85657c6..573c24f 100644
--- a/Models/TerrainFiveIstles/Middle.mtl
+++ b/Models/TerrainFiveIstles/Middle.mtl
@@ -1,51 +1,3 @@
-newmtl BaseRoad_blinn2SG
-illum 4
-Kd 0.00 0.00 0.00
-Ka 0.00 0.00 0.00
-Tf 1.00 1.00 1.00
-map_Kd RoadTexture.png
-Ni 1.00
-Ks 0.50 0.50 0.50
-Ns 0.06
-newmtl MiddleRoad_blinn2SG
-illum 4
-Kd 0.00 0.00 0.00
-Ka 0.00 0.00 0.00
-Tf 1.00 1.00 1.00
-map_Kd RoadTexture.png
-Ni 1.00
-Ks 0.50 0.50 0.50
-Ns 0.06
-newmtl SmallRoad_blinn2SG
-illum 4
-Kd 0.00 0.00 0.00
-Ka 0.00 0.00 0.00
-Tf 1.00 1.00 1.00
-map_Kd RoadTexture.png
-Ni 1.00
-Ks 0.50 0.50 0.50
-Ns 0.06
-newmtl blinn2SG
-illum 4
-Kd 0.00 0.00 0.00
-Ka 0.00 0.00 0.00
-Tf 1.00 1.00 1.00
-map_Kd RoadTexture.png
-Ni 1.00
-Ks 0.50 0.50 0.50
-newmtl initialShadingGroup
-illum 4
-Kd 0.50 0.50 0.50
-Ka 0.00 0.00 0.00
-Tf 1.00 1.00 1.00
-Ni 1.00
-newmtl lambert4SG
-illum 4
-Kd 0.00 0.00 0.00
-Ka 0.00 0.00 0.00
-Tf 1.00 1.00 1.00
-map_Kd gunTexture.png
-Ni 1.00
 newmtl lambert5SG
 illum 4
 Kd 0.00 0.00 0.00
diff --git a/Models/TerrainFiveIstles/Middle.obj b/Models/TerrainFiveIstles/Middle.obj
index b822043..5aea47a 100644
--- a/Models/TerrainFiveIstles/Middle.obj
+++ b/Models/TerrainFiveIstles/Middle.obj
@@ -1,7 +1,7 @@
 # This file uses centimeters as units for non-parametric coordinates.
 
 mtllib Middle.mtl
-g default
+g default1
 v 41.888515 13.785324 -92.117775
 v 43.765354 10.436720 -93.916809
 v 39.674561 10.699571 -97.063019
@@ -197,24 +197,24 @@ v 43.355721 27.110781 2.365092
 v 48.942020 24.843819 2.573864
 v 37.552372 29.079594 2.113698
 v 32.059143 31.644646 -4.492387
-v 31.600222 30.927458 1.866687
-v 37.298222 28.419418 8.440137
+v 31.600222 30.919008 1.866687
+v 37.298222 28.412695 8.440137
 v 43.142757 26.303638 8.647389
-v 31.342567 30.427206 8.209455
-v 25.516457 32.590687 1.633533
-v 25.284439 32.257317 7.989736
-v 31.369013 30.152664 14.517516
-v 37.450871 28.124374 14.709178
-v 25.229336 33.303631 14.322941
-v 19.059847 33.388638 7.770285
-v 18.982138 33.249138 14.137900
-v 25.315685 31.638653 20.572191
-v 31.631662 29.950146 20.717594
-v 18.986942 31.888348 20.444386
-v 12.659639 33.302654 13.964738
-v 12.635345 31.950819 20.327637
-v 19.024250 31.841757 26.644829
-v 25.440178 31.121935 26.694183
+v 31.342567 30.089439 8.209455
+v 25.516457 32.531467 1.633533
+v 25.284439 31.644022 7.989736
+v 31.369013 29.588806 14.517516
+v 37.450871 28.089851 14.709178
+v 25.229336 32.307251 14.322941
+v 19.059847 33.039906 7.770285
+v 18.982138 32.618839 14.137900
+v 25.315685 31.030266 20.572191
+v 31.631662 29.664204 20.717594
+v 18.986942 31.525328 20.444386
+v 12.659639 33.236488 13.964738
+v 12.635345 31.938745 20.327637
+v 19.024250 31.826185 26.644829
+v 25.440178 31.055204 26.694183
 v 12.650310 31.914787 26.625751
 v 12.670223 31.355770 32.819706
 v 19.055996 31.278172 32.739082
@@ -296,7 +296,7 @@ v 49.800484 22.301937 20.899446
 v 37.923237 27.973824 20.852184
 v 38.442802 27.668921 26.830267
 v 44.736050 24.983658 26.872297
-v 31.930899 29.583706 26.764030
+v 31.930899 29.581383 26.764030
 v 32.152107 28.429037 32.662045
 v 38.809715 26.577436 32.670376
 v 25.539392 29.814955 32.689472
@@ -335,9 +335,9 @@ v 50.839619 20.419165 32.761818
 v 50.483974 21.398914 26.842945
 v 55.310837 16.944933 26.583157
 v 54.757030 18.249020 20.630953
-v 12.730727 33.435051 7.569201
+v 12.730727 33.426605 7.569201
 v 12.865465 33.438805 1.192764
-v 19.244715 33.400589 1.399873
+v 19.244715 33.392139 1.399873
 v 19.525677 33.415474 -4.936757
 v 13.057019 33.442909 -5.129035
 v 25.884674 33.005413 -4.716438
@@ -652,25 +652,25 @@ v -38.612747 30.906462 -10.765204
 v -48.942020 24.843819 2.573864
 v -43.355721 27.110781 2.365092
 v -37.552380 29.079594 2.113697
-v -31.600220 30.927458 1.866687
+v -31.600220 30.919008 1.866687
 v -32.059143 31.644651 -4.492389
 v -43.142757 26.303638 8.647389
-v -37.298222 28.419418 8.440137
-v -31.342567 30.427206 8.209455
-v -25.284439 32.257324 7.989736
-v -25.516460 32.590687 1.633533
-v -37.450871 28.124374 14.709178
-v -31.369013 30.152664 14.517516
-v -25.229336 33.303631 14.322941
-v -18.982138 33.249138 14.137901
-v -19.059847 33.388638 7.770285
-v -31.631662 29.950146 20.717594
-v -25.315685 31.638653 20.572191
-v -18.986942 31.888348 20.444386
-v -12.635345 31.950819 20.327637
-v -12.659639 33.302654 13.964738
-v -25.440180 31.121935 26.694183
-v -19.024250 31.841757 26.644829
+v -37.298222 28.412695 8.440137
+v -31.342567 30.089439 8.209455
+v -25.284439 31.644030 7.989736
+v -25.516460 32.531467 1.633533
+v -37.450871 28.089851 14.709178
+v -31.369013 29.588806 14.517516
+v -25.229336 32.307251 14.322941
+v -18.982138 32.618839 14.137901
+v -19.059847 33.039906 7.770285
+v -31.631662 29.664204 20.717594
+v -25.315685 31.030266 20.572191
+v -18.986942 31.525328 20.444386
+v -12.635345 31.938745 20.327637
+v -12.659639 33.236488 13.964738
+v -25.440180 31.055204 26.694183
+v -19.024250 31.826185 26.644829
 v -12.650310 31.914787 26.625753
 v -19.055996 31.278172 32.739079
 v -12.670223 31.355770 32.819706
@@ -752,7 +752,7 @@ v -44.068096 25.511396 20.935537
 v -37.923237 27.973818 20.852184
 v -44.736050 24.983658 26.872297
 v -38.442799 27.668921 26.830263
-v -31.930901 29.583702 26.764034
+v -31.930901 29.581379 26.764034
 v -38.809715 27.065310 32.670376
 v -32.152107 28.916910 32.662045
 v -25.539392 30.302828 32.689472
@@ -791,9 +791,9 @@ v -50.839619 20.419165 32.761818
 v -50.483974 21.398914 26.842945
 v -55.310837 16.944933 26.583153
 v -54.757027 18.249020 20.630953
-v -12.730727 33.435051 7.569201
+v -12.730727 33.426605 7.569201
 v -12.865465 33.438805 1.192764
-v -19.244715 33.400589 1.399873
+v -19.244715 33.392139 1.399873
 v -13.057018 33.442909 -5.129035
 v -19.525675 33.415474 -4.936757
 v -25.884672 33.005417 -4.716438
@@ -7116,7 +7116,7 @@ vn -0.792874 0.609307 -0.009797
 vn -0.766692 0.640867 -0.038378
 vn -0.821982 0.568969 0.024917
 s off
-g polySurface1
+g polySurface2 polySurface1
 usemtl lambert5SG
 f 2/1/1 3/2/2 1/3/3
 f 1/3/4 3/2/5 4/4/6