May 2002
H438 - Andrei Frolkin
Probleemblad, June 2002
Dedicated to Michel Caillaud
10+14. h#2 a) Diagram b) Rg5->g8
[8/3qp3/3pbp2/2pP1pr1/1pPkPK1B/1P1p1PP1/Pp4Pr/6b1]
Solution
R169 - Guus Rol
[r1bqkb1r/ppp1pppp/2n1p3/7Q/8/4K3/PPP1PPPP/RNB2BNR]
R170 - Joost de Heer
13+13. Proof game in 7.5 moves
[r1b3nr/pppk1ppp/2p5/6B1/1b6/5P2/PPP1KPPP/RN3B1R]
R171 - Gligor Denkovski
15+12. a) Proof game in 9.0 moves b) Proof game in 9.5 moves
[rn1kq2r/pp4pp/5p2/2p5/8/4b3/PPPP1PPP/RNBKQBNR]
R172 - Unto Heinonen
16+8. Proof game in 23.5 moves
[1n2k3/2QR4/5rR1/PPPPPPPP/1bq3np/4B3/3r4/1N2KBN1]
R173 - René J. Millour
4+13.
2+0.
2+9.
0+0.
(Alice chess) Find a "proof game" in 16.0 moves, starting from position 1, and finishing with position 2. The upper two diagrams are for position 1, the lower two are for position 2. (Black begins) (2 solutions)
A1: [2b1kb2/1ppppppp/8/8/2N3P1/BB6/7n/1r1n4] B1: [8/8/8/8/8/8/8/2R1K3] A2: [2bk1b2/1pppppp1/8/8/8/3R4/8/5K2] B2: [8/8/8/8/8/8/8/8]
R174 - Ryan McCracken
2+0. (Circe) Add wK, wQ, bK, bB, bP for an illegal cluster
[8/8/8/8/8/8/4B2P/8]