MESON Chess Problem Database

Problem Display
PID: 2713 (8/8/8/P3N2Q/2Pk1p2/5P2/3B4/7K w - - 0 1)

Tanner, John

Source?, 0000

8/8/8/P3N2Q/2Pk1p2/5P2/3B4/7K

#2

7 + 2

1679 American Chess Nuts 1868
14986 White-Hume Collection 2017

SOLUTION

  • SOUND
  • Tries
    • 1.Qf7?
      • threat
        • 2.Qd5#
      • 1...Kc5
        • 2.Qd5#
      • 1...Kxe5!
    • 1.Qh6?
      • threat
        • 2.Qd6#
      • 1...Kc5
        • 2.Qb6#
      • 1...Kxe5!
  • Keys
    • 1.Qg6!
      • threat
        • 2.Qd6#
      • 1...Kc5
        • 2.Qb6#
      • 1...Kxe5
        • 2.Bc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(G);
      • Threat
        • QAR1(G)
      • Vars
        • K(a);S_FLIGHT::QAR1(G)
      • Refutation
        • K(a);S_FLIGHT,XS(F)
    • Try
      • Q(G);
      • Threat
        • QAR2(G)
      • Vars
        • K(a);S_FLIGHT::QAB1(G)
      • Refutation
        • K(a);S_FLIGHT,XS(F)
  • Actual
    • Q(G);
    • Threat
      • QAR2(G)
    • Vars
      • K(a);S_FLIGHT::QAB1(G)
      • K(a);S_FLIGHT,XS(F)::B(B)
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