MESON Chess Problem Database

Problem Display
PID: 150365 (K7/1P1k1P2/6P1/6Q1/8/8/8/8 w - - 0 1)

Agarkov, Anatoly Yakovlevich

Sa ogneupory, 1988

K7/1P1k1P2/6P1/6Q1/8/8/8/8

#2

5 + 1

15148 Sadier Collection 2014

SOLUTION

  • SOUND
  • Tries
    • 1.Qc5?
      • 1...Kd8
        • 2.Qd6#
      • 1...Ke6!
    • 1.Qd5+?
      • 1...Kc7
        • 2.b8Q#
      • 1...Ke7!
    • 1.Qe5?
      • 1...Kd8
        • 2.Qd6#
      • 1...Kc6!
  • Keys
    • 1.b8Q!
      • 1...Kc6
        • 2.Qgb5#
      • 1...Ke6
        • 2.f8S#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);
      • Vars
        • K(a);P-FLIGHT::QAR2(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);P-FLIGHT::P=Q
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(A);
      • Vars
        • K(a);P-FLIGHT::QAR2(A)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • P(C);
    • Vars
      • K(a);S_FLIGHT::QAB1(A)
      • K(a);S_FLIGHT::P=S
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