MESON Chess Problem Database

Problem Display
PID: 161358 (1K6/8/8/2Bpk3/4N1Q1/8/2B5/8 w - - 0 1)

Antipov, Viacheslav Pavlovich

Sa ogneupory, 1987

1K6/8/8/2Bpk3/4N1Q1/8/2B5/8

#2

5 + 2

15148 Sadier Collection 2017
5454 Near Snap 2018

SOLUTION

  • SOUND
  • Tries
    • 1.Sg5?
      • threat
        • 2.Qf5#
        • 2.Qd4#
      • 1...d4
        • 2.Qf5#
        • 2.Qxd4#
      • 1...Kf6!
    • 1.Sf6?
      • threat
        • 2.Sd7#
        • 2.Qf5#
      • 1...d4
        • 2.Qf5#
      • 1...Kxf6!
  • Keys
    • 1.Bb3!
      • 1...dxe4
        • 2.Qg5#
      • 1...d4
        • 2.Bd6#

This anticipates 171346(1995)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(B);
      • Threat
        • DUALS(2)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • S(B);
      • Threat
        • DUALS(2)
      • Vars
        • P(a);::QAR1(C)
      • Refutation
        • K(b);S_FLIGHT,XS(B)
  • Actual
    • B(A);
    • Vars
      • P(a);SBLOCK,XS(B)::QAR2(C)
      • P(a);SBLOCK::B(D)
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