MESON Chess Problem Database

Problem Display
PID: 75073 (8/1P2k3/6Q1/8/B7/3K4/8/8 w - - 0 1)

Chepizhni, Viktor Ivanovich

Sp. Prize, Bron MT, 1998

8/1P2k3/6Q1/8/B7/3K4/8/8

#2

4 + 1

6167 Viktor Chepizhny 2007

SOLUTION

  • SOUND
  • Sets
    • 1...Kd8
      • 2.Qd6#
  • Tries
    • 1.Kc2?
      • 1...Kd8
        • 2.Qd6#
      • 1...Kf8!
    • 1.Kd2?
      • 1...Kd8
        • 2.Qd6#
      • 1...Kf8!
    • 1.Ke2?
      • 1...Kd8
        • 2.Qd6#
      • 1...Kf8!
    • 1.Kc3?
      • 1...Kd8
        • 2.Qd6#
      • 1...Kf8!
    • 1.Ke3?
      • 1...Kd8
        • 2.Qd6#
      • 1...Kf8!
    • 1.Kc4?
      • 1...Kd8
        • 2.Qd6#
      • 1...Kf8!
    • 1.Kd4?
      • 1...Kd8
        • 2.Qd6#
      • 1...Kf8!
    • 1.Ke4?
      • 1...Kd8
        • 2.Qd6#
      • 1...Kf8!
    • 1.Bb5?
      • 1...Kd8
        • 2.Qd6#
      • 1...Kf8!
    • 1.Bc6?
      • 1...Kd8
        • 2.Qd6#
      • 1...Kf8!
    • 1.Be8?
      • 1...Kf8
        • 2.Qf7#
      • 1...Kd8!
    • 1.Qf5?
      • 1...Kd8
        • 2.Qd7#
      • 1...Kd6!
    • 1.Qh6?
      • 1...Kd8
        • 2.Qd6#
      • 1...Kf7!
  • Keys
    • 1.b8B!
      • 1...Kd8
        • 2.Qe8#
      • 1...Kf8
        • 2.Bd6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::QAR2(C)
  • Tries
    • Try
      • K(A);S_FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAR2(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(A);P-FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAR2(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(A);S_FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAR2(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(A);P-FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAR2(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(A);P-FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAR2(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(A);S_FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAR2(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(A);P-FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAR2(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(A);S_FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAR2(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(B);
      • Vars
        • K(a);S_FLIGHT::QAR2(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(B);
      • Vars
        • K(a);S_FLIGHT::QAR2(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(B);
      • Vars
        • K(a);S_FLIGHT::QAR1(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(C);
      • Vars
        • K(a);S_FLIGHT::QAR1(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(C);
      • Vars
        • K(a);S_FLIGHT::QAR2(C)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • P(D);
    • Vars
      • K(a);S_FLIGHT::QAR1(C)
      • K(a);S_FLIGHT::B(D)
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