November 2003

R216 -

Probleemblad, November 2003

12+12. Resolve the position

[N2N2bq/bpP1PP2/1ppppKBk/5ppp/P7/1P2P3/3P2P1/8]

R217 -

Probleemblad, November 2003

Dedicated to Alexander Zolotarev

13+12. Add the necessary pieces. Last 38 half-moves?

[8/1pp1p1Pp/1p6/bP1p1P2/q1RP4/R1krP2P/Q2rP3/BnKB4]

R218 -

Probleemblad, November 2003

13+12. Shortest proof game in 17.0 moves (C+)

[1n3q1k/1pp2p2/1n6/7p/1pP3r1/p1NP4/PP2P1P1/Rb1QKBNR]

R219 -

Probleemblad, November 2003

12+13. Shortest proof game in 20.0 moves (C+)

[RqB1kBnR/Q1p1pp2/np4p1/8/4P3/1KN3P1/P1P1N3/r1b2b1r]

R220 -

Probleemblad, November 2003

14+16. Shortest proof game in 20.5 moves

[2nn3B/qpb1kp1p/r1bp1p1p/prp4B/P5Q1/3PP3/1PP3PP/1N2K1NR]

R221 -

Probleemblad, November 2003

11+12. Shortest proof game in 27.0 moves (C+)

[8/2k3pp/1n2P3/2b5/3q4/3p3p/p1rn1PPp/RNBQKBNR]

R222 -

Probleemblad, November 2003

13+13. Drawn by repetition. Proof game in 41.5 moves.

[r1bnk1R1/pp2pp1p/2p1PQPb/1B1n2B1/4P3/5P2/1PpKN3/RN6]

R223 -

Probleemblad, November 2003

16+13. Shortest proof game in 9.5 moves (Losing chess)

[r1bqBb1r/ppp1p1p1/8/3p1pPp/1P6/8/P1PPPP1P/RNBQ1KNR]

R224 -

Probleemblad, November 2003

(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]