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Quartz

Retro Problems from Issue 20

415 - Paul Raican
Quartz, No. 20, 04-06/2002
(This problem was later found to be cooked)

[rnb1k1nr/ppp1p1pp/8/8/1q2pK2/4PP2/PPPB2P1/6NR]

10+14. Proof game in 12.5 moves (Transmuting Kings)

[rnb1k1nr/ppp1p1pp/8/8/1q2pK2/4PP2/PPPB2P1/6NR]


416 - Rene Jean Millour
Quartz, No. 20, 04-06/2002

[5K2/4p1b1/5p2/8/B5P1/8/4P3/7k]

4+4. In the shortest proof game, where and by which pieces have the missing pieces been captured? (Monochrome chess)

[5K2/4p1b1/5p2/8/B5P1/8/4P3/7k]


417 - Leonid N. Borodatow
Quartz, No. 20, 04-06/2002

[rnqbrNB1/pbppk2p/P1pp3N/5KpP/3P2QB/4PRP1/4p3/8]

12+15. #2

[rnqbrNB1/pbppk2p/P1pp3N/5KpP/3P2QB/4PRP1/4p3/8]


418 - Leonid N. Borodatow
Quartz, No. 20, 04-06/2002

[3b2bq/2pPnpnr/2Qp1K1B/3pP1R1/4Nk2/1P3P1P/2P1PP2/4N3]

14+11. Release the position

[3b2bq/2pPnpnr/2Qp1K1B/3pP1R1/4Nk2/1P3P1P/2P1PP2/4N3]