MESON Chess Problem Database

Problem Display
PID: 23862 (3b1QB1/8/2P1bn2/4PRp1/1RPNk1n1/8/3KN1P1/8 w - - 0 1)

Pilchenko, Viacheslav Karlovich

1st Prize, Tula-850 JT, 1997

3b1QB1/8/2P1bn2/4PRp1/1RPNk1n1/8/3KN1P1/8

#2

11 + 6

5417 FIDE Album (1995-1997) 2004

SOLUTION

  • SOUND
  • Tries
    • 1.Sxe6?
      • threat
        • 2.Sg3#
      • 1...Sh5
        • 2.Sc3#
        • 2.Sc5#
      • 1...Kxf5!
    • 1.Rf4+?
      • 1...Kxe5
        • 2.Sf3#
      • 1...gxf4!
    • 1.Qc5?
      • threat
        • 2.Sc3#
        • 2.Sg3#
      • 1...Sd5
        • 2.Sg3#
      • 1...Sh5
        • 2.Sc3#
      • 1...Bxf5!
    • 1.c5?
      • threat
        • 2.Sc3#
      • 1...Kd5
        • 2.Sc3#
      • 1...Bxf5
        • 2.Sf3#
      • 1...Sd5
        • 2.Sg3#
      • 1...Bc4!
  • Keys
    • 1.Sf3!
      • threat
        • 2.Sg3#
      • 1...Kxf5
        • 2.Bh7#
      • 1...Bxf5
        • 2.c5#
      • 1...Sh5
        • 2.Sc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(F);XB(d)
      • Threat
        • S(B)
      • Refutation
        • K(a);P_SPINS(e),S_FLIGHT,XR(H)
    • Try
      • R(H);CHECK
      • Vars
        • K(a);P-FLIGHT,XP(G)::S(F)
      • Refutation
        • P(c);XR(H)
    • Try
      • Q(J);
      • Threat
        • DUALS(2)
      • Vars
        • S(e);::S(B)
      • Refutation
        • B(d);XR(H)
    • Try
      • P(E);
      • Threat
        • S(B)
      • Vars
        • K(a);P_SPINB(d),S_FLIGHT::S(B)
        • B(d);N_GUARD,SBLOCK,XR(H)::R(D)+S(F)
        • S(e);SBLOCK::S(B)
      • Refutation
        • B(d);
  • Actual
    • S(F);
    • Threat
      • S(B)
    • Vars
      • K(a);OGATEB,P_SPINS(e),S_FLIGHT,XR(H)::B(K)
      • B(d);N_GUARD,SBLOCK,XR(H)::R(D)+P(E)
      • S(e);::S(B)
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