The Retrograde Analysis Corner
No. 105, January 2002 - SOLUTIONS
8639 - Gianni Donati
Last move was e2xQd3, so Black has the move, but whatever he does, White mates with Ke2# (not 0-0-0?).
8640 - Henrik Juel
1.a4 Na6 2.a5 Nc5 3.a6 c6 4.axb7 a6 5.b8=B Ra7 6.Bg3 d6 7.d3 Nd7 8.Bg5 Nb8 9.Bf6 exf6 10.e3 Re7 11.Ne2 Kd7 12.Nc1 Re8 13.Be2 Be7 14.Kf1 Rf8 15.Kg1 Ke8 16.Bf1.