The Retrograde Analysis Corner

Problem Paradise

No. 10, Summer 1998

PR05 - Yuji Kikuta
Problem Paradise 10, Summer 1998

[1rb1qknr/pp2pp1p/2p4p/888/PPP1PPPP/RNBQKBNR]

15+13. Proof game in 8.5 moves
(b) without bPc6

PR06 - Mark Kirtley
Problem Paradise 10, Summer 1998

[rnbqkbnr/1ppppp1p/1p6/88/7P/1PPPP2P/RNBQKBNR]

14+15. Proof game in 13.0 moves

PR07 - Gianni Donati
Problem Paradise 10, Summer 1998
Ded. Mark Kirtley

[rn6/pp1pppp1/1pqk1n1p/888/PP1PPPPP/RNBQKBNR]

15+13. Proof game in 13.5 moves

PR08 - Thierry Le Gleuher
Problem Paradise 10, Summer 1998

[2b1k1n1/3npp2/3p2p1/pp1r4/qb5p/6Pr/PPPPPP1P/RNBQK1NR]

15+15. Proof game in 17.0 moves

PR09 - Satoshi Hashimoto
Problem Paradise 10, Summer 1998

[1n3r2/3pp2p/1p1ppn2/p3b1p1/5kPP/P1P2N1b/PKP1PPB1/1NB4R]

14+14. Proof game in 21.5 moves

PR10 - Thomas Volet
Problem Paradise 10, Summer 1998

[qBBb4/Ppr1pp2/pK1pRp2/1N2p3/k7/2P1P3/1PP2PP1/3N3b]