Quartz

Retro Problems from Issue 22

480 - Henryk Grudzinski
Quartz, No. 22, 10-12/2002
(This problem was later found tom be cooked)

15+15. Proof game in 8.5 moves (C+)

[1nbqkbnr/2pppppr/p6p/8/8/P4N1P/2PPPPPR/2BQKBNR]

481 - Paul Raican
Quartz, No. 22, 10-12/2002
Dedicated to Vlaicu to his 30th birthday

15+14. Proof game in 15.0 moves (C+)

[r3k1n1/pppn2B1/2pqpp2/3b3p/6p1/P4PP1/P1PPP1P1/RN1QKBN1]

482 - Wolfgang Dittmann
Quartz, No. 22, 10-12/2002
(This problem was later found to be cooked)

12+5. Retract 7 moves, then #1 (Proca retractor, Anticirce Cheylan)

[3B2R1/5P2/7R/PP6/kP3r2/Pbb5/2PP1rP1/4K3]