Hi, Hirokaz Onoda wrote: > Category D: > bxc7#/...bxc2# etc., double checkmate Here▓s some stuff for a start: 1.Pd2-d4 Pe7-e5 2.Pd4xe5 Pd7-d5 3.Qd1xd5 Bc8-e6 4.Qd5-e4 Be6xa2 5.Pe5-e6 Ba2-b3 6.Ra1-a5 Sb8-d7 7.Ra5-f5 Ra8-b8 8.Pe6xf7 1.Pe2-e3 Pd7-d5 2.Qd1-f3 Pd5-d4 3.Qf3xb7 Pd4xe3 4.Qb7-b6 Pa7xb6 5.Pa2-a4 Ra8xa4 6.Sb1-c3 Ra4-e4 7.Sc3-d1 Pe3xd2 Best, Andrey