MESON Chess Problem Database

Problem Display
PID: 76890 (8/8/2P1Q3/8/p3K3/P1k5/R7/8 w - - 0 1)

Davey, David Murray

The Tablet, 1947

(First published on Sat Nov 1 1947)

8/8/2P1Q3/8/p3K3/P1k5/R7/8

#2

5 + 2

5454 Near Snap 2015

SOLUTION

  • SOUND
  • Tries
    • 1.Qd6?
      • threat
        • 2.Qb4#
        • 2.Qd3#
      • 1...Kc4
        • 2.Qb4#
      • 1...Kb3!
    • 1.Qe7?
      • threat
        • 2.Qb4#
      • 1...Kc4
        • 2.Qb4#
      • 1...Kb3!
  • Keys
    • 1.Kd5!
      • threat
        • 2.Qh3#
        • 2.Qe3#
      • 1...Kb3
        • 2.Kd4#
      • 1...Kd3
        • 2.Qh3#

Anticipated by 16396(1940)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(E);
      • Threat
        • DUALS(2)
      • Vars
        • K(a);P-FLIGHT::QAR1(E)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(E);
      • Threat
        • QAB1(E)
      • Vars
        • K(a);P-FLIGHT::QAR1(E)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • K(C);S_FLIGHT
    • Threat
      • DUALS(2)
    • Vars
      • K(a);P-FLIGHT::QAB(E)+K(C)
      • K(a);P-FLIGHT::QAR(E)
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