The Retrograde Analysis Corner

Shakhmatnaya Kompozitsiya

No. 43, September-October 2001

228 - V. Zheltuchov
Shakhmatnaya Kompozitsiya 43

[1K6/8/3R1N2/4k3/3N1R2/2Q5/7P/8]

7+1. Mate in 1 move

[1K6/8/3R1N2/4k3/3N1R2/2Q5/7P/8]

229 - A. Ivanov
Shakhmatnaya Kompozitsiya 43

[rnb3Br/1ppppp2/6pp/4b3/8/1P2P3/PRPPRpPP/n2K2kq]

11+16. Who wins?

[rnb3Br/1ppppp2/6pp/4b3/8/1P2P3/PRPPRpPP/n2K2kq]

230 - N. Temnov
Shakhmatnaya Kompozitsiya 43

[5R1N/5P1N/5Bb1/5P1p/8/8/8/8]

6+2. Add the kings for a mate in 1 move

[5R1N/5P1N/5Bb1/5P1p/8/8/8/8]

231 - D. Baibikov
Shakhmatnaya Kompozitsiya 43

[8/8/8/8/3Q4/7p/6Qp/7K]

3+2. Add the black king for a s#15

[8/8/8/8/3Q4/7p/6Qp/7K]

232 - D. Baibikov
Shakhmatnaya Kompozitsiya 43

[nbb5/nqrp4/krp4R/1p2KR1B/QP2ppNN/p1PPPPpp/P4BPP/8]

16+16. Last 31 moves?

[nbb5/nqrp4/krp4R/1p2KR1B/QP2ppNN/p1PPPPpp/P4BPP/8]

233 - A. Zolotarev
Shakhmatnaya Kompozitsiya 43

[8/2pp3p/n1p3q1/b1Kp2q1/R2P4/qkBQ4/N1R1P3/nNqB4]

10+13. Least number of queen moves?

[8/2pp3p/n1p3q1/b1Kp2q1/R2P4/qkBQ4/N1R1P3/nNqB4]

234 - A. Yarosh
Shakhmatnaya Kompozitsiya 43

[4nrb1/2PP1k2/2pp4/5PPp/4prRQ/p3pppB/P5Pq/2KR1n2]

11+15. Retract 1 white move, then mate in 3 moves

[4nrb1/2PP1k2/2pp4/5PPp/4prRQ/p3pppB/P5Pq/2KR1n2]