The Retrograde Analysis Corner

Europe Echecs

Awards 1989.1990

520 - L. Borodatov
Europe Echecs 373, 01/1990
1st Prize Europe Echecs 89-90

15+9. Last 9 single moves?

[4Nbrr/Q2Pp1BB/1pP1RP1p/1N1P4/pK1k1PP1/5p2/3PP3/8]

Solution

530 - G. Wilts
Europe Echecs 379, 07/1990
2nd Prize Europe Echecs 89-90

14+13. Last 38 single moves?

[1bRqRb1n/p1B1P1P1/1PpK2p1/5b2/P1Pk3N/3Ppp2/p2P2P1/4N2r]

Solution

528 - A. Frolkine and L. Liubachevsky
Europe Echecs 379, 07/1990
3rd Prize Europe Echecs 89-90

13+15. Shortest proof game in 19.5 moves

[r4rk1/1p2n1pp/n3Q1p1/prbpp1q1/P7/2B2P2/1PPP2PP/1NB1K2R]

Solution

521 - P. Wassong
Europe Echecs 373, 01/1990
Ded. L. Borodatov
1st Hon. Mention Europe Echecs 89-90

11+16. Position after Wh. 29th move. Game score?

[2b3nk/ppp1b1p1/4pp2/q3p2n/7r/r1P4P/Pb1PPPP1/R1B1KB2]

Solution

507 - M. Caillaud
Europe Echecs 364, 04/1989
2nd Hon. Mention Europe Echecs 89-90

13+13. Shortest proof game in 24.5 moves

[7n/3ppr1p/2p2pb1/6kq/1n5r/2b2P2/1PPPP1P1/RNBQK1NR]

Solution

511 - N. Plaksine and A. Kisliak
Europe Echecs 367, 07/1989
In memoriam A. Troitzky
3rd Hon. Mention Europe Echecs 89-90

15+8. Solve the position

[3K1k1R/Bp1pp2R/p1PQpN1R/7R/7R/6QP/2P3pp/6NN]

Solution