MESON Chess Problem Database

Problem Display
PID: 132647 (8/8/8/Q1N5/2p5/2p2P2/bpk1N1R1/n3KB2 w - - 0 1)

Koltanowski, George

Source?, 0000

8/8/8/Q1N5/2p5/2p2P2/bpk1N1R1/n3KB2

#2

7 + 6

2425 San Francisco Chronicle 0000

SOLUTION

  • SOUND
  • Sets
    • 1...Bb1
      • 2.Qxc3#
    • 1...b1S
      • 2.Qxa2#
    • 1...b1B
      • 2.Qxc3#
  • Keys
    • 1.Sb3!
      • 1...b1Q+
        • 2.Sec1#
      • 1...b1R+
        • 2.Sec1#
      • 1...Kb1
        • 2.Sxc3#
      • 1...Kxb3
        • 2.Sd4#
      • 1...Kd3
        • 2.Qxc3#
      • 1...Bxb3
        • 2.Qf5#
      • 1...Sxb3
        • 2.Qf5#
      • 1...cxb3
        • 2.Qf5#
      • 1...b1S
        • 2.Sed4#
      • 1...b1B
        • 2.Sec1#
        • 2.Sed4#
        • 2.Qxc3#
      • 1...Bb1
        • 2.Sec1#
        • 2.Sed4#
        • 2.Qxc3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 8
    • REMOVED MATES = 2
  • Sets
    • B(b);SBLOCK::QAR1(F),XP(e)
    • P(c);OGATEB::QAR2(F),XB(b)
    • P(c);SBLOCK::QAR1(F),XP(e)
  • Actual
    • S(G);
    • Vars
      • P(c);CHECK,SBLOCK::R(D)+S(C)
      • K(d);S_FLIGHT::S(C),XP(e)
      • K(d);S_FLIGHT,XS(G)::S(C)
      • K(d);S_FLIGHT::QAR1(F),XP(e)
      • B(b);SBLOCK,XS(G)::QAB(F)
      • S(a);SBLOCK,XS(G)::QAB(F)
      • P(f);SBLOCK,XS(G)::QAB(F)
      • P(c);SBLOCK::R(D)+S(C),DCHECK
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Developed and maintained by Brian Stephenson.
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