November 2003
R216 - Andrei Kornilov
Probleemblad, November 2003
12+12. Resolve the position
[N2N2bq/bpP1PP2/1ppppKBk/5ppp/P7/1P2P3/3P2P1/8]
Solution
R217 - Dmitri Baibikov
Dedicated to Alexander Zolotarev
13+12. Add the necessary pieces. Last 38 half-moves?
[8/1pp1p1Pp/1p6/bP1p1P2/q1RP4/R1krP2P/Q2rP3/BnKB4]
R218 - Andrei Frolkin
13+12. Shortest proof game in 17.0 moves (C+)
[1n3q1k/1pp2p2/1n6/7p/1pP3r1/p1NP4/PP2P1P1/Rb1QKBNR]
R219 - Gligor Denkovski
12+13. Shortest proof game in 20.0 moves (C+)
[RqB1kBnR/Q1p1pp2/np4p1/8/4P3/1KN3P1/P1P1N3/r1b2b1r]
R220 - Ryan McCracken
14+16. Shortest proof game in 20.5 moves
[2nn3B/qpb1kp1p/r1bp1p1p/prp4B/P5Q1/3PP3/1PP3PP/1N2K1NR]
R221 - Göran Wicklund
11+12. Shortest proof game in 27.0 moves (C+)
[8/2k3pp/1n2P3/2b5/3q4/3p3p/p1rn1PPp/RNBQKBNR]
R222 - Guus Rol
13+13. Drawn by repetition. Proof game in 41.5 moves.
[r1bnk1R1/pp2pp1p/2p1PQPb/1B1n2B1/4P3/5P2/1PpKN3/RN6]
R223 - Bernd Gräfrath
16+13. Shortest proof game in 9.5 moves (Losing chess)
[r1bqBb1r/ppp1p1p1/8/3p1pPp/1P6/8/P1PPPP1P/RNBQ1KNR]
R224 - Wolfgang Dittmann
(This problem was later found to be cooked)
11+10. Retract 9 half-moves for #1 (Proca retractor, Anticirce Cheylan)
[7Q/Np1PppPp/rPP1p3/k7/qR2P3/pPP5/p7/4K3]