MESON Chess Problem Database

Problem Display
PID: 81463 (7B/1P4Q1/3k4/8/K1p5/8/8/8 w - - 0 1)

Azhusin, Aleksandr Aleksandrovich

Omskaya Pravda, 1974

7B/1P4Q1/3k4/8/K1p5/8/8/8

#2

4 + 2

SOLUTION

  • SOUND
  • Tries
    • 1.Qd7+?
      • 1...Kc5
        • 2.Bd4#
      • 1...Kxd7!
  • Keys
    • 1.b8S!
      • threat
        • 2.Qe5#
      • 1...Kc5
        • 2.Qd4#
      • 1...Kd5
        • 2.Qe5#
      • 1...Ke6
        • 2.Qd7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(C);CHECK
      • Vars
        • K(b);S_FLIGHT::B(D)
      • Refutation
        • K(b);P-FLIGHT,XQ(C)
  • Actual
    • P(B);
    • Threat
      • QAB1(C)
    • Vars
      • K(b);S_FLIGHT::QAB1(C)
      • K(b);P-FLIGHT::QAR1(C)
      • K(b);P-FLIGHT::QAB1(C)
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