MESON Chess Problem Database

Problem Display
PID: 148359 (6b1/2R4p/2B5/8/1pk5/b6Q/p7/B1n2K2 w - - 0 1)

Westbury, Eric Ernest

British Chess Magazine, 1900

6b1/2R4p/2B5/8/1pk5/b6Q/p7/B1n2K2

#2

5 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...b3
      • 2.Qc3#
  • Keys
    • 1.Qd7!
      • threat
        • 2.Ba4#
      • 1...Kb3
        • 2.Ba4#
      • 1...Kc5
        • 2.Qd4#
      • 1...Bd5
        • 2.Qxd5#
      • 1...Sb3
        • 2.Bb5#
      • 1...Sd3
        • 2.Bd5#
      • 1...b3
        • 2.Qd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • P(d);N_GUARD::QAR1(C)
  • Actual
    • Q(C);
    • Threat
      • R(E)+B(D)
    • Vars
      • K(e);S_FLIGHT::B(D)
      • K(e);P-FLIGHT::QAB1(C)
      • B(g);N_GUARD::QAB1(C),XB(g)
      • S(a);SBLOCK::R(E)+B(D),DCHECK
      • P(d);SBLOCK::QAR1(C)
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