MESON Chess Problem Database

Problem Display
PID: 2879 (8/8/4Q3/8/8/4K3/2b5/4k3 w - - 0 1)

Farber, E

Source?, 1899

8/8/4Q3/8/8/4K3/2b5/4k3

#2

2 + 2

5454 Near Snap 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Qc4?
      • threat
        • 2.Qe2#
      • 1...Kd1
        • 2.Qf1#
      • 1...Bd3
        • 2.Qc1#
      • 1...Bd1!
  • Keys
    • 1.Qc6!
      • threat
        • 2.Qh1#
      • 1...Kd1
        • 2.Qh1#
      • 1...Kf1
        • 2.Qh1#
      • 1...Bd3
        • 2.Qc1#
      • 1...Be4
        • 2.Qc1#

This anticipates 76417(1929), 212984(1978), 267460(2013)

There are these versions: 95235

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(B);
      • Threat
        • QAR1(B)
      • Vars
        • K(a);P-FLIGHT::QAR2(B)
        • B(b);OGATE::QAR2(B)
      • Refutation
        • B(b);
  • Actual
    • Q(B);
    • Threat
      • QAR(B)
    • Vars
      • K(a);P-FLIGHT::QAR(B)
      • K(a);P-FLIGHT::QAR2(B)
      • B(b);OGATE::QAR2(B)
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