Jan-Feb 2006
R298 - Mario Parrinello
Probleemblad, Jan-Feb 2006
11+16. SPG in 12.0 moves
[rnbqkbnr/p1p1ppp1/1pp5/7p/2R2K1P/2P5/PP1NNPP1/R7]
Solution
R299 - G. Shinkarenko, V. Shevshenko
Dedicated to L. Lyubashevski
12+14. SPG in 15.0 moves
[rnbqk1n1/r1pp2p1/pp6/3Np2p/7P/PP6/R1PP1PP1/RN1K4]
R300 - Roberto Osorio, Jorge Lois
13+12. SPG in 23.5 moves
[3Nk3/p2p3p/pQn5/6pn/P1pP2Rb/2P3P1/r1PP3p/1N2KB1R]
R301 - Thierry le Gleuher
10+10. h#2 Duplex
[1q5B/1Pp2pp1/P1p1p3/5k2/2b1p3/2P1P3/1P2PP2/R3K1b1]
R302 - Joost de Heer
10+10. SPG in 10.0 moves, Extinction chess
[1rb1k1r1/p2pnp1p/2n5/1qp1p3/8/8/1PPPPbPP/RNBQKBNR]
Extinction chess: There are no royal pieces. The first player who doesn't have pieces of all types loses the game. Pawns may promote to any other type of piece, including kings.