Chess (1983)(S.C. Askey)[CHESS-B Start]
Colossus 4.0 – Chess (1986)(CDS)[a][CHESS Start]
Colossus 4.0 – Chess (1986)(CDS)[a3][CHESS Start]
Chess (1983)(S.C. Askey)[a][CHESS-B Start]
Colossus 4.0 – Chess (1986)(CDS)[a2][CHESS Start]
Chess (1983)(S.C. Askey)[a][CHESS Start]