MESON Chess Problem Database

Problem Display
PID: 46975 (8/8/3Q4/6k1/8/5K1P/8/3B4 w - - 0 1)

Dikusarov, Andrey Nikolayovich

Belevskaya Pravda, 1994

8/8/3Q4/6k1/8/5K1P/8/3B4

#2

4 + 1

4883 Still More Fun with Chess Miniatures 2002

SOLUTION

  • SOUND
  • Sets
    • 1...Kh4
      • 2.Qh6#
  • Tries
    • 1.Kf2?
      • 1...Kh4
        • 2.Qg3#
        • 2.Qh6#
      • 1...Kf5!
    • 1.Kg2?
      • 1...Kh4
        • 2.Qg3#
        • 2.Qf4#
        • 2.Qe7#
        • 2.Qf6#
        • 2.Qh6#
        • 2.Qd8#
      • 1...Kf5!
    • 1.Bc2?
      • 1...Kh4
        • 2.Qh6#
      • 1...Kh5!
    • 1.Qe6?
      • 1...Kh4
        • 2.Qg4#
        • 2.Qh6#
      • 1...Kh5!
    • 1.Qf6+?
      • 1...Kh5
        • 2.Kf2#
        • 2.Kg2#
        • 2.Ke3#
        • 2.Kg3#
        • 2.Ke4#
        • 2.Kf4#
      • 1...Kxf6!
    • 1.Qg6+?
      • 1...Kh4
        • 2.Qg4#
        • 2.Qh6#
      • 1...Kxg6!
  • Keys
    • 1.h4+!
      • 1...Kxh4
        • 2.Qh6#
      • 1...Kf5
        • 2.Bc2#
      • 1...Kh5
        • 2.Kg3#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::QAR2(D)
  • Tries
    • Try
      • K(B);P-FLIGHT
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • K(B);S_FLIGHT
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • B(A);
      • Vars
        • K(a);S_FLIGHT::QAR2(D)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(D);
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(D);CHECK
      • Refutation
        • K(a);S_FLIGHT,XQ(D)
    • Try
      • Q(D);CHECK
      • Refutation
        • K(a);P-FLIGHT,XQ(D)
  • Actual
    • P(C);CHECK
    • Vars
      • K(a);S_FLIGHT,XP(C)::QAR2(D)
      • K(a);P-FLIGHT::B(A)
      • K(a);P-FLIGHT::B(A)+K(B)
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