MESON Chess Problem Database

Problem Display
PID: 196924 (4r2q/3B2nN/4p3/4B2p/2p1k3/2Q4P/4K3/6b1 w - - 0 1)

Beechey, H

Australasian Chess Magazine, 1919

4r2q/3B2nN/4p3/4B2p/2p1k3/2Q4P/4K3/6b1

#2

6 + 8

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Sf5
      • 2.Bc6#
  • Tries
    • 1.Bh2?
      • threat
        • 2.Qe5#
      • 1...Kd5
        • 2.Qe5#
      • 1...Kf5
        • 2.Qc2#
      • 1...Bd4
        • 2.Qf3#
      • 1...Sf5
        • 2.Bc6#
      • 1...e5
        • 2.Sf6#
      • 1...Bxh2!
  • Keys
    • 1.Bg3!
      • threat
        • 2.Qe5#
      • 1...Kd5
        • 2.Qe5#
      • 1...Kf5
        • 2.Qc2#
      • 1...Bd4
        • 2.Qf3#
      • 1...Sf5
        • 2.Bc6#
      • 1...e5
        • 2.Sf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • S(f);SBLOCK::B(E)
  • Tries
    • Try
      • B(D);
      • Threat
        • QAR1(B)
      • Vars
        • K(c);S_FLIGHT::QAR1(B)
        • K(c);P_SPINP(e),S_FLIGHT::QAB(B)
        • B(a);SBLOCK::QAB1(B)
        • S(f);SBLOCK::B(E)
        • P(e);::S(F)
      • Refutation
        • B(a);XB(D)
  • Actual
    • B(D);
    • Threat
      • QAR1(B)
    • Vars
      • K(c);S_FLIGHT::QAR1(B)
      • K(c);P_SPINP(e),S_FLIGHT::QAB(B)
      • B(a);SBLOCK::QAB1(B)
      • S(f);SBLOCK::B(E)
      • P(e);::S(F)
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