diff --git a/brest/brest.food b/brest/brest.food
index d7f49ea5f..5fb7009a8 100644
--- a/brest/brest.food
+++ b/brest/brest.food
@@ -17,126 +17,126 @@ y 20
 end
 arch shop_empty
 end
-arch wall_2_2_2
+arch redcwall_2_2_2
 end
 arch shop_empty
 y 1
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 y 1
 end
 arch shop_empty
 y 2
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 y 2
 end
 arch shop_empty
 y 3
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 y 3
 end
 arch shop_empty
 y 4
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 y 4
 end
 arch shop_empty
 y 5
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 y 5
 end
 arch shop_empty
 y 6
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 y 6
 end
 arch shop_empty
 y 7
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 y 7
 end
 arch shop_empty
 y 8
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 y 8
 end
 arch shop_empty
 y 9
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 y 9
 end
 arch shop_empty
 y 10
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 y 10
 end
 arch shop_empty
 y 11
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 y 11
 end
 arch shop_empty
 y 12
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 y 12
 end
 arch shop_empty
 y 13
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 y 13
 end
 arch shop_empty
 y 14
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 y 14
 end
 arch shop_empty
 y 15
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 y 15
 end
 arch shop_empty
 y 16
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 y 16
 end
 arch shop_empty
 y 17
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 y 17
 end
 arch shop_empty
 y 18
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 y 18
 end
 arch shop_empty
 y 19
 end
-arch wall_2_2_1
+arch redcwall_2_2_1
 y 19
 end
 arch shop_empty
 x 1
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 1
 end
 arch shop_food
@@ -215,14 +215,14 @@ arch shop_empty
 x 1
 y 19
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 1
 y 19
 end
 arch shop_empty
 x 2
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 2
 end
 arch shop_food
@@ -301,14 +301,14 @@ arch shop_empty
 x 2
 y 19
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 2
 y 19
 end
 arch shop_empty
 x 3
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 3
 end
 arch shop_food
@@ -323,7 +323,7 @@ arch shop_empty
 x 3
 y 3
 end
-arch wall_0
+arch redcwall_0
 x 3
 y 3
 end
@@ -343,7 +343,7 @@ arch shop_empty
 x 3
 y 7
 end
-arch wall_0
+arch redcwall_0
 x 3
 y 7
 end
@@ -363,7 +363,7 @@ arch shop_empty
 x 3
 y 11
 end
-arch wall_0
+arch redcwall_0
 x 3
 y 11
 end
@@ -383,7 +383,7 @@ arch shop_empty
 x 3
 y 15
 end
-arch wall_0
+arch redcwall_0
 x 3
 y 15
 end
@@ -403,14 +403,14 @@ arch shop_empty
 x 3
 y 19
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 3
 y 19
 end
 arch shop_empty
 x 4
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 4
 end
 arch shop_food
@@ -489,14 +489,14 @@ arch shop_empty
 x 4
 y 19
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 4
 y 19
 end
 arch shop_empty
 x 5
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 5
 end
 arch shop_food
@@ -575,14 +575,14 @@ arch shop_empty
 x 5
 y 19
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 5
 y 19
 end
 arch shop_empty
 x 6
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 6
 end
 arch shop_food
@@ -661,14 +661,14 @@ arch shop_empty
 x 6
 y 19
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 6
 y 19
 end
 arch shop_empty
 x 7
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 7
 end
 arch shop_food
@@ -747,14 +747,14 @@ arch shop_empty
 x 7
 y 19
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 7
 y 19
 end
 arch shop_empty
 x 8
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 8
 end
 arch shop_food
@@ -825,7 +825,7 @@ arch shop_empty
 x 8
 y 17
 end
-arch wall_2_2_2
+arch redcwall_2_2_2
 x 8
 y 17
 end
@@ -833,7 +833,7 @@ arch shop_empty
 x 8
 y 18
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 x 8
 y 18
 end
@@ -841,14 +841,14 @@ arch shop_empty
 x 8
 y 19
 end
-arch wall_3_1
+arch redcwall_3_1
 x 8
 y 19
 end
 arch shop_empty
 x 9
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 9
 end
 arch shop_food
@@ -923,7 +923,7 @@ arch shop_empty
 x 9
 y 17
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 9
 y 17
 end
@@ -942,14 +942,14 @@ arch woodfloor
 x 9
 y 19
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 9
 y 19
 end
 arch shop_empty
 x 10
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 10
 end
 arch shop_food
@@ -964,7 +964,7 @@ arch shop_empty
 x 10
 y 3
 end
-arch wall_0
+arch redcwall_0
 x 10
 y 3
 end
@@ -984,7 +984,7 @@ arch shop_empty
 x 10
 y 7
 end
-arch wall_0
+arch redcwall_0
 x 10
 y 7
 end
@@ -1004,7 +1004,7 @@ arch shop_empty
 x 10
 y 11
 end
-arch wall_0
+arch redcwall_0
 x 10
 y 11
 end
@@ -1024,7 +1024,7 @@ arch shop_empty
 x 10
 y 15
 end
-arch wall_0
+arch redcwall_0
 x 10
 y 15
 end
@@ -1036,7 +1036,7 @@ arch shop_empty
 x 10
 y 17
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 10
 y 17
 end
@@ -1052,14 +1052,14 @@ arch woodfloor
 x 10
 y 19
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 10
 y 19
 end
 arch shop_empty
 x 11
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 11
 end
 arch shop_food
@@ -1130,7 +1130,7 @@ arch shop_empty
 x 11
 y 17
 end
-arch wall_2_2_3
+arch redcwall_2_2_3
 x 11
 y 17
 end
@@ -1138,7 +1138,7 @@ arch shop_empty
 x 11
 y 18
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 x 11
 y 18
 end
@@ -1146,14 +1146,14 @@ arch shop_empty
 x 11
 y 19
 end
-arch wall_3_1
+arch redcwall_3_1
 x 11
 y 19
 end
 arch shop_empty
 x 12
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 12
 end
 arch shop_food
@@ -1232,14 +1232,14 @@ arch shop_empty
 x 12
 y 19
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 12
 y 19
 end
 arch shop_empty
 x 13
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 13
 end
 arch shop_food
@@ -1318,14 +1318,14 @@ arch shop_empty
 x 13
 y 19
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 13
 y 19
 end
 arch shop_empty
 x 14
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 14
 end
 arch shop_food
@@ -1404,14 +1404,14 @@ arch shop_empty
 x 14
 y 19
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 14
 y 19
 end
 arch shop_empty
 x 15
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 15
 end
 arch shop_food
@@ -1490,14 +1490,14 @@ arch shop_empty
 x 15
 y 19
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 15
 y 19
 end
 arch shop_empty
 x 16
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 16
 end
 arch shop_food
@@ -1512,7 +1512,7 @@ arch shop_empty
 x 16
 y 3
 end
-arch wall_0
+arch redcwall_0
 x 16
 y 3
 end
@@ -1532,7 +1532,7 @@ arch shop_empty
 x 16
 y 7
 end
-arch wall_0
+arch redcwall_0
 x 16
 y 7
 end
@@ -1552,7 +1552,7 @@ arch shop_empty
 x 16
 y 11
 end
-arch wall_0
+arch redcwall_0
 x 16
 y 11
 end
@@ -1572,7 +1572,7 @@ arch shop_empty
 x 16
 y 15
 end
-arch wall_0
+arch redcwall_0
 x 16
 y 15
 end
@@ -1592,14 +1592,14 @@ arch shop_empty
 x 16
 y 19
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 16
 y 19
 end
 arch shop_empty
 x 17
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 17
 end
 arch shop_food
@@ -1678,14 +1678,14 @@ arch shop_empty
 x 17
 y 19
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 17
 y 19
 end
 arch shop_empty
 x 18
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 18
 end
 arch shop_food
@@ -1764,21 +1764,21 @@ arch shop_empty
 x 18
 y 19
 end
-arch wall_2_1_2
+arch redcwall_2_1_2
 x 18
 y 19
 end
 arch shop_empty
 x 19
 end
-arch wall_2_2_3
+arch redcwall_2_2_3
 x 19
 end
 arch shop_empty
 x 19
 y 1
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 x 19
 y 1
 end
@@ -1786,7 +1786,7 @@ arch shop_empty
 x 19
 y 2
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 x 19
 y 2
 end
@@ -1794,7 +1794,7 @@ arch shop_empty
 x 19
 y 3
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 x 19
 y 3
 end
@@ -1802,7 +1802,7 @@ arch shop_empty
 x 19
 y 4
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 x 19
 y 4
 end
@@ -1810,7 +1810,7 @@ arch shop_empty
 x 19
 y 5
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 x 19
 y 5
 end
@@ -1818,7 +1818,7 @@ arch shop_empty
 x 19
 y 6
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 x 19
 y 6
 end
@@ -1826,7 +1826,7 @@ arch shop_empty
 x 19
 y 7
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 x 19
 y 7
 end
@@ -1834,7 +1834,7 @@ arch shop_empty
 x 19
 y 8
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 x 19
 y 8
 end
@@ -1842,7 +1842,7 @@ arch shop_empty
 x 19
 y 9
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 x 19
 y 9
 end
@@ -1850,7 +1850,7 @@ arch shop_empty
 x 19
 y 10
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 x 19
 y 10
 end
@@ -1858,7 +1858,7 @@ arch shop_empty
 x 19
 y 11
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 x 19
 y 11
 end
@@ -1866,7 +1866,7 @@ arch shop_empty
 x 19
 y 12
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 x 19
 y 12
 end
@@ -1874,7 +1874,7 @@ arch shop_empty
 x 19
 y 13
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 x 19
 y 13
 end
@@ -1882,7 +1882,7 @@ arch shop_empty
 x 19
 y 14
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 x 19
 y 14
 end
@@ -1890,7 +1890,7 @@ arch shop_empty
 x 19
 y 15
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 x 19
 y 15
 end
@@ -1898,7 +1898,7 @@ arch shop_empty
 x 19
 y 16
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 x 19
 y 16
 end
@@ -1906,7 +1906,7 @@ arch shop_empty
 x 19
 y 17
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 x 19
 y 17
 end
@@ -1914,7 +1914,7 @@ arch shop_empty
 x 19
 y 18
 end
-arch wall_2_1_1
+arch redcwall_2_1_1
 x 19
 y 18
 end
@@ -1922,7 +1922,7 @@ arch shop_empty
 x 19
 y 19
 end
-arch wall_2_2_4
+arch redcwall_2_2_4
 x 19
 y 19
 end