* denotes new walls 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 *41 *42 *43 *44 |
 1 2 3 4 5 |
 1 |
|
 1 2 3 |
* denotes new walls 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 *41 *42 *43 *44 |
1 2 3 4 5 |
1 |
|
|
1 2 3 |