No. 163, February 1997
9501 - Andrej Frolkin Die Schwalbe Heft 163, 02/1997
13+13. Mate in 1 (Promotees in the diagram position are (a) allowed, (b) forbidden)
13+14. How may White mate in 1?
15+6. Mate in 2 (Promotees in the diagram position are (a) allowed, (b) forbidden)
15+7. (a) Mate in 3 (b) Wh. mates in 3; A Posteriori
12+12. Retract one Bl. and one Wh. move, then mate in 1
12+10. Retract one Bl. and one Wh. move, then mate in 1
10+13. All six Rook moves took place in succession. Release the position
15+14. Position after White's 15th move. With his next move, Black may have a draw by repetition. How did the game go?
11+10. Proof game in 18.5 moves
11+6. Mate in 2
15+8. Mate in 2 (b) Bl. has the move
15+13. Proof game in 15.5 moves