The Retrograde Analysis Corner

Probleemblad

Jan-Feb 2006

R298 - Mario Parrinello

Probleemblad, Jan-Feb 2006

[rnbqkbnr/p1p1ppp1/1pp5/7p/2R2K1P/2P5/PP1NNPP1/R7]

11+16. SPG in 12.0 moves

[rnbqkbnr/p1p1ppp1/1pp5/7p/2R2K1P/2P5/PP1NNPP1/R7]

Solution

R299 - G. Shinkarenko, V. Shevshenko

Probleemblad, Jan-Feb 2006

Dedicated to L. Lyubashevski

[rnbqk1n1/r1pp2p1/pp6/3Np2p/7P/PP6/R1PP1PP1/RN1K4]

12+14. SPG in 15.0 moves

[rnbqk1n1/r1pp2p1/pp6/3Np2p/7P/PP6/R1PP1PP1/RN1K4]

Solution

R300 - Roberto Osorio, Jorge Lois

Probleemblad, Jan-Feb 2006

[3Nk3/p2p3p/pQn5/6pn/P1pP2Rb/2P3P1/r1PP3p/1N2KB1R]

13+12. SPG in 23.5 moves

[3Nk3/p2p3p/pQn5/6pn/P1pP2Rb/2P3P1/r1PP3p/1N2KB1R]

Solution

R301 - Thierry le Gleuher

Probleemblad, Jan-Feb 2006

[1q5B/1Pp2pp1/P1p1p3/5k2/2b1p3/2P1P3/1P2PP2/R3K1b1]

10+10. h#2 Duplex

[1q5B/1Pp2pp1/P1p1p3/5k2/2b1p3/2P1P3/1P2PP2/R3K1b1]

Solution

R302 - Joost de Heer

Probleemblad, Jan-Feb 2006

[1rb1k1r1/p2pnp1p/2n5/1qp1p3/8/8/1PPPPbPP/RNBQKBNR]

10+10. SPG in 10.0 moves, Extinction chess

[1rb1k1r1/p2pnp1p/2n5/1qp1p3/8/8/1PPPPbPP/RNBQKBNR]

Solution

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.