MESON Chess Problem Database

Problem Display
PID: 165527 (2B2K2/8/8/4B1kn/4Q3/8/7P/8 w - - 0 1)

Antipov, Viacheslav Pavlovich

Schach-WW, 1998

2B2K2/8/8/4B1kn/4Q3/8/7P/8

#2

5 + 2

15148 Sadier Collection 2017

SOLUTION

  • SOUND
  • Tries
    • 1.Qf5+?
      • 1...Kh4
        • 2.Qg4#
      • 1...Kh6!
    • 1.Qg6+?
      • 1...Kh4
        • 2.Qg4#
      • 1...Kxg6!
    • 1.Qf4+?
      • 1...Kg6
        • 2.Bf5#
      • 1...Sxf4!
  • Keys
    • 1.Qh7!
      • 1...Kh4
        • 2.Bf6#
      • 1...Sg3
        • 2.h4#
      • 1...Sf4
        • 2.h4#
      • 1...Sf6
        • 2.h4#
      • 1...Sg7
        • 2.h4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(B);CHECK
      • Vars
        • K(a);S_FLIGHT::QAR1(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(B);CHECK
      • Vars
        • K(a);OGATE,S_FLIGHT::QAR1(B)
      • Refutation
        • K(a);P-FLIGHT,XQ(B)
    • Try
      • Q(B);CHECK
      • Vars
        • K(a);P-FLIGHT::B(D)
      • Refutation
        • S(b);XQ(B)
  • Actual
    • Q(B);
    • Vars
      • K(a);P_SPINS(b),S_FLIGHT::B(C)
      • S(b);::P(A)
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