November 2001
R152 - Satoshi Hashimoto
Probleemblad 6, 2001
16+16. Proof game in 23.5 moves
[kn3r1n/p4p1p/Bqppp1r1/1p2Q3/7P/3PPbp1/PPP1NPP1/RNBKb2R]
Solution
R153 - Joost de Heer
13+14. Proof game in 25.0 moves (3 black knights!)
[1n6/n2pp3/2p1Rp1n/1p1bb1pr/r5Pk/P7/1PPPPPP1/2BQKB2]
R154 - Thierry le Gleuher
14+10. Proof game in 34.5 moves (3 wN, 3wNB, 3wR, 2wQ)
[NBb2qQr/1pppn1k1/1rQ1B2b/8/1R6/1PK2N2/1P5R/1NR3B1]
R155 - Antonio Garofalo
(This problem was later found to be cooked)
15+15. (Circe) Proof game in 5.5 moves
[rnbqkbnr/p1pppppp/B7/8/8/5KP1/PPPP1PP1/RNBQ2NR]
R156 - Alexander Zolotarev
12+12. Add one pawn (black or white) and release the position
[Qb6/rp2p3/Bpp2p2/K1P5/6p1/kP1P4/bnPP1PP1/NrB5]
R157 - Paul Raican
2+0. Add 3wK, wQ, 2wB, 4bK, 2bP for an Illegal Cluster (Rex Multiplex)
[8/8/8/8/2K3K1/8/8/8]