The Retrograde Analysis Corner

Europe Echecs

No. 458 , July 1997

638 - A. Zolotarev
Europe Echecs 458, 07/1997

12+13. Mate in 1

[8/3p1pp1/pp1p1Rp1/4B2B/3KP1N1/4Pkp1/3PRNRn/4bQqb]

Solution

639 - A. Frolkine
Europe Echecs 458, 07/1997
(This problem was later found to be cooked)

14+14. Shortest proof game in 21.5 moves

[r3k3/pb2pp1p/nRp4n/bB5p/2BPPP2/N1P5/qPQ3PP/R3K1b1]

Solution

640 - S. Vokal
Europe Echecs 458, 07/1997

13+14. Position after 13. O-O-O. May Black castle? a) diagram b) wPf6 -> f7

[r1bqk2r/ppppp1p1/5ppn/1N6/8/1P3P1P/1PPPP1P1/2KR1BR1]

Solution

641 - T. Le Gleuher
Europe Echecs 458, 07/1997

9+11. shc#14 (Consequent Series-Helpmate in 14 moves)

[8/1p6/kp4r1/3q3P/B3P1Pp/rp5p/pP1P1P1P/K3b3]

Solution