MESON Chess Problem Database

Problem Display
PID: 164300 (8/8/2P5/2K1k1N1/8/8/5Q2/8 w - - 0 1)

Antipov, Viacheslav Pavlovich

Sa ogneupory, 1988

8/8/2P5/2K1k1N1/8/8/5Q2/8

#2

4 + 1

15148 Sadier Collection 2017

SOLUTION

  • SOUND
  • Tries
    • 1.Kb4?
      • 1...Kd5
        • 2.Qc5#
      • 1...Kd6!
    • 1.Kb5?
      • 1...Kd5
        • 2.Qc5#
      • 1...Kd6!
    • 1.Se4?
      • 1...Ke6
        • 2.Qf6#
      • 1...Kxe4!
    • 1.Sh7?
      • 1...Ke6
        • 2.Qf6#
      • 1...Ke4!
  • Keys
    • 1.Kb6!
      • 1...Kd5
        • 2.Qc5#
      • 1...Kd6
        • 2.Qc5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(B);S_FLIGHT
      • Vars
        • K(a);P-FLIGHT::QAR1(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(B);P-FLIGHT
      • Vars
        • K(a);P-FLIGHT::QAR1(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(C);
      • Vars
        • K(a);P-FLIGHT::QAR1(A)
      • Refutation
        • K(a);P-FLIGHT,XS(C)
    • Try
      • S(C);
      • Vars
        • K(a);P-FLIGHT::QAR1(A)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • K(B);S_FLIGHT
    • Vars
      • K(a);P-FLIGHT::QAR1(A)
      • K(a);S_FLIGHT::QAB1(A)
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