Quartz

Retro Problems from Issue 26

582 - Marco Bonavoglia
Quartz, No. 26, 10-12/2004

13+15. Proof game in 18.0 moves

[2bqkrnr/1pppppRR/6pp/p7/P7/3PP1P1/1PPnN1P1/1N1Q2K1]

Solution

583 - Gianni Donati
Quartz, No. 26, 10-12/2004

14+14. Proof game in 17.5 moves

[rn3knr/ppK2ppp/5qb1/3p1p2/Q6P/1P2PRP1/P2PP2B/RN4N1]

Solution

584 - Paul Raican
Quartz, No. 26, 10-12/2004
(This problem was later found to be cooked)

11+10. Proof game in 11.5 moves (Einstein)

[2b1kb2/pppp1ppp/8/8/8/8/PPPPPPPP/R3K2R]

585 - Wolfgang Dittmann
Quartz, No. 26, 10-12/2004

10+3. Retract 6 moves, then #1 (Proca Retractor, Anticirce)

[k7/8/2P5/8/3P2PP/P5Rq/P3p1PP/4K3]

586 - Klaus Wenda
Quartz, No. 26, 10-12/2004

3+9. Retract 4 moves, then #1 (Proca Retractor, Anticirce)

[8/N1p1N3/8/1p6/pp6/k2p1p2/4p3/b3K3]