MESON Chess Problem Database

Problem Display
PID: 46957 (7r/5Q1B/6Pk/7p/4p3/4K3/8/8 w - - 0 1)

Havel, Miroslav

Narodni listy, 1901

7r/5Q1B/6Pk/7p/4p3/4K3/8/8

#2

4 + 4

6024 Bohemian Garnets 1923
4312 Ceske Granaty 1975

SOLUTION

  • SOUND
  • Sets
    • 1...Kg5
      • 2.Qf4#
  • Tries
    • 1.Qf8+?
      • 1...Kg5
        • 2.Qf4#
      • 1...Rxf8!
  • Keys
    • 1.g7!
      • threat
        • 2.Qg6#
      • 1...Kg5
        • 2.Qf4#
      • 1...Kxh7
        • 2.g8S#
      • 1...Rxh7
        • 2.Qf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(c);S_FLIGHT::QAB1(C)
  • Tries
    • Try
      • Q(C);CHECK
      • Vars
        • K(c);S_FLIGHT::QAB1(C)
      • Refutation
        • R(d);XQ(C)
  • Actual
    • P(B);
    • Threat
      • QAR1(C)
    • Vars
      • K(c);S_FLIGHT::QAB1(C)
      • K(c);P-FLIGHT,XB(D)::P=S
      • R(d);SBLOCK,XB(D)::QAR2(C)
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