MESON Chess Problem Database

Problem Display
PID: 109638 (8/8/2B1Np2/8/3K2k1/8/7Q/8 w - - 0 1)

Vishkov, Anatoly Ivanovich

Molodoi Kurier, 1996

8/8/2B1Np2/8/3K2k1/8/7Q/8

#2

4 + 2

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Ke3?
      • 1...f5
        • 2.Bf3#
      • 1...Kf5!
    • 1.Ba4?
      • 1...Kf3
        • 2.Bd1#
      • 1...f5
        • 2.Bd1#
      • 1...Kf5!
    • 1.Bb5?
      • 1...Kf3
        • 2.Be2#
      • 1...f5
        • 2.Be2#
      • 1...Kf5!
    • 1.Bd5?
      • 1...Kf5
        • 2.Qh5#
      • 1...f5!
    • 1.Qf4+?
      • 1...Kh5
        • 2.Be8#
      • 1...Kh3!
    • 1.Qh4+?
      • 1...Kf5
        • 2.Qe4#
      • 1...Kxh4!
  • Keys
    • 1.Be8!
      • 1...Kf3
        • 2.Bh5#
      • 1...Kf5
        • 2.Qh3#
      • 1...f5
        • 2.Bh5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(B);S_FLIGHT
      • Vars
        • P(b);SBLOCK::B(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(C);
      • Vars
        • K(a);S_FLIGHT::B(C)
        • P(b);SBLOCK::B(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(C);
      • Vars
        • K(a);S_FLIGHT::B(C)
        • P(b);SBLOCK::B(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(C);
      • Vars
        • K(a);S_FLIGHT::QAR2(A)
      • Refutation
        • P(b);
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);S_FLIGHT::B(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);OGATE,S_FLIGHT::QAB1(A)
      • Refutation
        • K(a);P-FLIGHT,XQ(A)
  • Actual
    • B(C);
    • Vars
      • K(a);S_FLIGHT::B(C)
      • K(a);S_FLIGHT::QAB(A)
      • P(b);SBLOCK::B(C)
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