MESON Chess Problem Database

Problem Display
PID: 38409 (4K2B/5p2/6Pk/5Q2/8/8/b7/8 w - - 0 1)

Mihalek, Frederick M

Echec et Mat, 1979

4K2B/5p2/6Pk/5Q2/8/8/b7/8

#2

4 + 3

2012 Miniature Chess Problems from Many Countries 1981

SOLUTION

  • SOUND
  • Tries
    • 1.gxf7?
      • threat
        • 2.f8Q#
        • 2.f8B#
      • 1...Bb1
        • 2.f8Q#
        • 2.f8B#
      • 1...Bb3
        • 2.f8Q#
        • 2.f8B#
      • 1...Bc4
        • 2.f8Q#
        • 2.f8B#
      • 1...Bd5
        • 2.f8Q#
        • 2.f8B#
      • 1...Be6
        • 2.f8Q#
        • 2.f8B#
      • 1...Bxf7+!
  • Keys
    • 1.Bf6!
      • threat
        • 2.Qg5#
      • 1...fxg6
        • 2.Qh3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • P(B);XP(c)
      • Threat
        • P=Q
      • Vars
        • B(a);::P=Q
      • Refutation
        • B(a);CHECK,XP(B)
  • Actual
    • B(D);
    • Threat
      • QAB1(A)
    • Vars
      • P(c);SBLOCK,XP(B)::QAR(A)
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