MESON Chess Problem Database

Problem Display
PID: 141953 (8/2b4K/b7/2PPkpB1/N1p1PR2/8/2P1N3/4R3 w - - 0 1)

Chepizhni, Viktor Ivanovich

2nd Prize, Problemist Yuga , 1997

8/2b4K/b7/2PPkpB1/N1p1PR2/8/2P1N3/4R3

#2

10 + 5

6167 Viktor Chepizhny 2007

SOLUTION

  • SOUND
  • Tries
    • 1.Kg6?
      • threat
        • 2.Bf6#
      • 1...fxe4
        • 2.Rf5#
      • 1...Bd8!
    • 1.Sg1?
      • threat
        • 2.Sf3#
      • 1...Kd4
        • 2.Sf3#
      • 1...fxe4!
    • 1.Sac3?
      • threat
        • 2.Rxf5#
      • 1...fxe4
        • 2.Bf6#
      • 1...Bc8!
  • Keys
    • 1.Sec3!
      • threat
        • 2.exf5#
      • 1...Kd4
        • 2.e5#
      • 1...fxe4
        • 2.Rexe4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(J);S_FLIGHT
      • Threat
        • B(I)
      • Vars
        • P(c);SBLOCK,XP(E)::R1(F)
      • Refutation
        • B(e);
    • Try
      • S(C);
      • Threat
        • S(C)
      • Vars
        • K(b);S_FLIGHT::S(C)
      • Refutation
        • P(c);P_SPINP(c),XP(E)
    • Try
      • S(D);
      • Threat
        • R1(F),XP(c)
      • Vars
        • P(c);XP(E)::B(I)
      • Refutation
        • B(d);
  • Actual
    • S(C);
    • Threat
      • R(A)+P(E),XP(c)
    • Vars
      • K(b);OGATE,S_FLIGHT::R(F)+P(E)
      • P(c);OGATE,P_SPINP(c),XP(E)::R1(A),XP(c)
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