MESON Chess Problem Database

Problem Display
PID: 171351 (8/8/5KBk/8/5p2/4p3/8/2B5 w - - 0 1)

Antipov, Viacheslav Pavlovich

Veselenchuk, Semen Ivanovich

Temp-64 (Nikolaev), 1995

8/8/5KBk/8/5p2/4p3/8/2B5

#2

3 + 3

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...e2
      • 2.Bxf4#
    • 1...f3
      • 2.Bxe3#
  • Tries
    • 1.Kf7?
      • 1...e2
        • 2.Bxf4#
      • 1...f3
        • 2.Bxe3#
      • 1...Kg5!
    • 1.Bd2?
      • 1...e2
        • 2.Bxf4#
      • 1...f3
        • 2.Bxe3#
      • 1...exd2!
  • Keys
    • 1.Ba3!
      • threat
        • 2.Bf8#

FEATURES

  • Static
    • TYPE = BLOCK_THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 2
  • Sets
    • P(a);OGATE,P_SPINP(b)::B(A),XP(b)
    • P(b);OGATEB,P_SPINP(a)::B(A),XP(a)
  • Tries
    • Try
      • K(B);P-FLIGHT
      • Vars
        • P(a);OGATE,P_SPINP(b)::B(A),XP(b)
        • P(b);OGATEB,P_SPINP(a)::B(A),XP(a)
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • B(A);
      • Vars
        • P(a);OGATE,P_SPINP(b)::B(A),XP(b)
        • P(b);OGATEB,P_SPINP(a)::B(A),XP(a)
      • Refutation
        • P(a);XB(A)
  • Actual
    • B(A);
    • Threat
      • B(A)
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