Predefinição:Diagrama de xadrez 8x12

abcdefgh
12a12b12c12d12e12f12g12h1212
11a11b11c11d11e11f11g11h1111
10a10b10c10d10e10f10g10h1010
9a9b9c9d9e9f9g9h99
8a8b8c8d8e8f8g8h88
7a7b7c7d7e7f7g7h77
6a6b6c6d6e6f6g6h66
5a5b5c5d5e5f5g5h55
4a4b4c4d4e4f4g4h44
3a3b3c3d3e3f3g3h33
2a2b2c2d2e2f2g2h22
1a1b1c1d1e1f1g1h11
abcdefgh