Jan-Feb 2005
R268 - Unto Heinonen
Probleemblad, Jan-Feb 2005
14+15. SPG in 18.5 moves
[rnbq1b2/ppppp3/5p1n/7p/P5rk/1P1P4/1P3PP1/NBQKBNRR]
Solution
R269 - Jorge Lois, Roberto Osorio
15+15. SPG in 20.0 moves
[rnbq1b2/1p1pp1p1/1k3pr1/2p3pn/4BBQ1/1P1PPP2/1PP4P/RNR1N1K1]
R270 - Martin van Essen
8+4. -1 & s#1
[8/8/5pP1/8/2N2k1p/5p1P/5NPK/6BR]
R271 - Roberto Osorio
16+14. -3 & #1, Proca retractor, Relay chess with retroanalysis
[1rbqkn1r/pppppppp/4N3/8/8/8/PPPPPPPP/NRBQKB1R]
R272 - Klaus Wenda
5+4. -4 & #1, Proca retractor, Anticirce
[2bB4/2P3N1/1P1k3b/8/8/6r1/8/4K3]
R273 - Wolfgang Dittmann
9+6. -5 & #1, Proca retractor, Anticirce
[8/8/2kr1P2/3b3B/3p3p/2P2PB1/P1K2R1p/1N6]