The Retrograde Analysis Corner

Europe Echecs

No. 471, Oct 1998

1 - F. Brassaud
EE 471, Oct 1998
Ded. André Hazebrouck

4+3. What was the last move on black squares? (Monochromatic chess)

[7K/8/8/8/8/1p6/2k1P1P1/1r1R4]

Solution

2 - A. Kisliak
EE 471, Oct 1998
Ded. André Hazebrouck 80th birthday

13+14. Solve the position

[5brN/3ppRRp/5p2/1p3p1b/1p3PNP/1p2PKPk/1P2P1rQ/1B4q1]

Solution

3 - N. Plaksine & A. Zolotarev
EE 471, Oct 1998
Ded. André Hazebrouck 80th birthday

11+12. Could the game have started with 1. c2-c4?

[4n3/1pp1p3/4pp2/5K1b/1P1P1p1p/1p2Pk2/3PrNR1/4BQRB]

Solution

4 - P. Leroy
EE 471, Oct 1998
Ded. André Hazebrouck

13+15. Proof game in 17.0 moves

[r1bq1b2/ppppp3/4pr1n/6k1/RP6/4P1n1/P2PNPP1/RNBQKr2]

Solution

642c - A. Zolotarev
EE 472, Oct. 1998

14+11. Solve the position

[qN2b3/Rnpn1p2/1RK1P3/rB1Pp3/B1k1P1P1/2P5/2P2Pp1/b2N4]

Solution