No. 187, February 2001
11040 - Alexander Yarosh Die Schwalbe Heft 187, Feb. 2001
14+11. #2
12+15. Who has the move?
14+13. Release the position
1+1. Add 8 white rooks and 6 black rooks for an Illegal cluster.
12+15. Proof game in 9.5 moves (b): g5 -> g4
16+14. Proof game in 13.5 moves
14+15. Proof game in 17.5 moves
6+8. Retract one black move, and then h#1.
8+7. Retract one black move, and then h#1.
How many moves can white have if all moves are checks (the author's intention has 39 moves)
