MESON Chess Problem Database

Problem Display
PID: 171306 (1k2K3/1P6/1n2N3/N7/8/8/8/6B1 w - - 0 1)

Antipov, Viacheslav Pavlovich

Za Ogneypori, 1989

1k2K3/1P6/1n2N3/N7/8/8/8/6B1

#2

5 + 2

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Tries
    • 1.Sc7?
      • 1...Kxc7
        • 2.Bh2#
      • 1...Sa4
        • 2.Sa6#
      • 1...Sc4
        • 2.Sa6#
      • 1...Sd5
        • 2.Sa6#
      • 1...Sd7
        • 2.Sa6#
      • 1...Sa8
        • 2.Sa6#
      • 1...Sc8
        • 2.Sa6#
      • 1...Ka7!
  • Keys
    • 1.Sc5!
      • 1...Ka7
        • 2.Sc6#
      • 1...Kc7
        • 2.Bh2#
      • 1...Sa4
        • 2.Sa6#
      • 1...Sc4
        • 2.Sa6#
      • 1...Sd5
        • 2.Sa6#
      • 1...Sd7
        • 2.Sa6#
      • 1...Sa8
        • 2.Sa6#
      • 1...Sc8
        • 2.Sa6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);
      • Vars
        • K(b);OGATEB,S_FLIGHT,XS(C)::B(A)
        • S(a);::S(C)
      • Refutation
        • K(b);P_SPINS(a),S_FLIGHT
  • Actual
    • S(C);
    • Vars
      • K(b);S_FLIGHT::S(B)
      • K(b);S_FLIGHT::B(A)
      • S(a);::S(C)
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