MESON Chess Problem Database

Problem Display
PID: 136578 (7n/2B2p1Q/1R3pnP/2p5/2Bpk2N/3p3P/3P4/4K3 w - - 0 1)

Polglase, EJ

The Field, 1919

(First published on Sat Apr 26 1919)

7n/2B2p1Q/1R3pnP/2p5/2Bpk2N/3p3P/3P4/4K3

#2

9 + 8

SOLUTION

  • SOUND
  • Tries
    • 1.Qxg6+?
      • 1...f5
        • 2.Qxf5#
        • 2.Qg2#
        • 2.Qc6#
      • 1...fxg6
        • 2.Re6#
      • 1...Sxg6!
  • Keys
    • 1.Sf3!
      • 1...Kxf3
        • 2.Bd5#
      • 1...Kf5
        • 2.Bxd3#
      • 1...f5
        • 2.Sg5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(I);CHECK,XS(f)
      • Vars
        • P(g);XQ(I)::R(F)
      • Refutation
        • S(h);XQ(I)
  • Actual
    • S(E);
    • Vars
      • K(c);N_SPINS(f),S_FLIGHT,XS(E)::B(D)
      • K(c);S_FLIGHT::B(D),XP(a)
      • P(e);N_GUARD,N_SPINS(f),SBLOCK::S(E)
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