MESON Chess Problem Database

Problem Display
PID: 155258 (8/3NK3/N7/1p1k1p2/3p2R1/8/8/b5Q1 w - - 0 1)

Geary, William

Daily Mail, 1907

(First published on Sat Jun 8 1907)

8/3NK3/N7/1p1k1p2/3p2R1/8/8/b5Q1

#2

5 + 5

15351 SCPF/BCPS Black Books 2015

SOLUTION

  • SOUND
  • Sets
    • 1...Kc6
      • 2.Qh1#
      • 2.Qg2#
    • 1...d3
      • 2.Sb4#
      • 2.Qc5#
      • 2.Qh1#
      • 2.Qg2#
  • Tries
    • 1.Sb6+?
      • 1...Ke5
        • 2.Qe1#
      • 1...Kc6!
    • 1.Rxd4+?
      • 1...Kc6
        • 2.Qh1#
        • 2.Qg2#
      • 1...Bxd4!
    • 1.Qe1?
      • threat
        • 2.Qe6#
      • 1...Kc6
        • 2.Qh1#
      • 1...Kc4!
  • Keys
    • 1.Qe3!
      • threat
        • 2.Qe6#
      • 1...Kc4
        • 2.Sb6#
      • 1...Kc6
        • 2.Qf3#
      • 1...dxe3
        • 2.Sb4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);CHECK
      • Vars
        • K(d);P-FLIGHT::QAR(A)
      • Refutation
        • K(d);S_FLIGHT
    • Try
      • R(B);CHECK,XP(b)
      • Refutation
        • B(a);XR(B)
    • Try
      • Q(A);
      • Threat
        • QAB1(A)
      • Vars
        • K(d);S_FLIGHT::QAB(A)
      • Refutation
        • K(d);P_SPINP(b),S_FLIGHT
  • Actual
    • Q(A);
    • Threat
      • QAB1(A)
    • Vars
      • K(d);P_SPINP(b),S_FLIGHT::S(D)
      • K(d);S_FLIGHT::QAB(A)
      • P(b);XQ(A)::S(C)
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