MESON Chess Problem Database

Problem Display
PID: 167097 (k7/1b6/2R5/K7/8/8/6pB/6Q1 w - - 0 1)

Vovnejko, Viktor Ivanovich

4th Comm., Evyazda, 1995

k7/1b6/2R5/K7/8/8/6pB/6Q1

#2

4 + 3

145 StrateGems 2016

SOLUTION

  • SOUND
  • Tries
    • 1.Rc7?
      • 1...Bf3
        • 2.Ra7#
        • 2.Qa7#
      • 1...Be4
        • 2.Ra7#
        • 2.Qa7#
      • 1...Bd5
        • 2.Ra7#
        • 2.Qa7#
      • 1...Ba6
        • 2.Ra7#
        • 2.Qa7#
      • 1...Bc6
        • 2.Ra7#
        • 2.Qa7#
      • 1...Bc8
        • 2.Ra7#
        • 2.Qa7#
      • 1...Kb8!
  • Keys
    • 1.Rb6!
      • 1...Ka7
        • 2.Ra6#
      • 1...Bf3
        • 2.Rb8#
      • 1...Be4
        • 2.Rb8#
      • 1...Bd5
        • 2.Rb8#
      • 1...Ba6
        • 2.Rb8#
      • 1...Bc6
        • 2.Rb8#
      • 1...Bc8
        • 2.Rb8#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(D);
      • Refutation
        • K(c);P-FLIGHT
  • Actual
    • R(D);
    • Vars
      • K(c);P-FLIGHT::QAB(A)+R(D),DCHECK
      • B(b);OGATE::R1(D)
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