No. 200, April 2003
11855 - A. Kornilov, A. Frolkin Die Schwalbe, No. 200, April 2003
14+12. Last 3 half-moves?
[2b4N/NPrppp2/qRp3p1/Rp6/Bp6/k1PP2P1/2PrPP2/1QK5]
11856 - Emiliano F. Ruth Die Schwalbe, No. 200, April 2003
14+9. Retract 13 half-moves for #1 (Proca-retractor)
[2q5/2k5/B1b1p1P1/2K1NP2/1p2RrR1/BpP1PP2/1pPn4/1QN5]
11857 - Sergio Orce Die Schwalbe, No. 200, April 2003
(This problem was later fond to be cooked. See 11857v)
10+4. Retract19 half-moves for #1 (Proca-retractor)
[r2k4/r7/1PPPPPPP/8/8/8/3n4/R1K3N1]
11858 - Thierry le Gleuher Die Schwalbe, No. 200, April 2003
16+4. Shortest proof game in 13.5 moves
[8/3p2p1/7n/8/2k5/8/PPPPPPPP/RNBQKBNR]
11859 - Gligor Denkovski Die Schwalbe, No. 200, April 2003
11+14. Shortest proof game in 14.0 moves
[rnbqkbnr/1ppppp2/8/8/5P2/3P3N/PPP3Pp/KR1NQ3]
11860 - Rustam Ubaidullaev Die Schwalbe, No. 200, April 2003
16+15. Shortest proof game in 17.5 moves
[rnb1kbnr/pp1pp1pp/2p1Bp2/2B5/R1P1P2Q/1PN3P1/P2PNPPK/7R]
11861 - Wolfgang Dittmann Die Schwalbe, No. 200, April 2003
2+11. Retract 7 half-moves for #1 (Proca-retractor, AntiCirce Cheylan)
[8/p1n2p2/1p4p1/6pk/2q3b1/8/rp1P4/4K3]
11862 - Wolfgang Dittmann Die Schwalbe, No. 200, April 2003
11+4. Retract 23 half-moves for #1 (Proca-retractor, AntiCirce Cheylan)
[5Bk1/4PrP1/5Pb1/2P1P2p/2P1P3/7K/7P/1N6]
11863 - Henryk Grudzinski Die Schwalbe, No. 200, April 2003
16+16. Shortest proof game in 9.0 moves (Circe)
[r1b1kbnr/pppppppp/8/8/8/2PKB3/PPnPPPPP/RQqN1BNR]
11864 - Alexander Yarosh Die Schwalbe, No. 200, April 2003
14+13. Release the position
[1QRr1rk1/p1pp1ppR/1p4Pb/7N/3P4/2PPKp2/1P1Bb1P1/3NqB2]
11865 - Alexander Yarosh Die Schwalbe, No. 200, April 2003
0+0+2. [2 neutral kings] Color the kings and add 2Q+1S for an illegal cluster
[8/3K4/K7/8/8/8/8/8]
11866 - Klaus Kiesow Die Schwalbe, No. 200, April 2003
14+11. Shortest proof game in 7.0 moves
[2kr1bnr/p1p1pppp/8/8/8/8/P1PP1PPP/RNBQKBNR]
