MESON Chess Problem Database

Problem Display
PID: 89853 (1Q2NB2/1P6/2P5/2RPP3/3k1pbr/K1N5/2P2P2/8 w - - 0 1)

Janevski, Zivko

Die Schwalbe, 2006

1Q2NB2/1P6/2P5/2RPP3/3k1pbr/K1N5/2P2P2/8

#2

12 + 4

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Sf6?
      • threat
        • 2.Sb5#
      • 1...Be2
        • 2.Sxe2#
      • 1...Rh3!
    • 1.Sc7?
      • threat
        • 2.S7b5#
      • 1...Be2
        • 2.Se6#
      • 1...Kxe5!
  • Keys
    • 1.Sd6!
      • threat
        • 2.Sdb5#
      • 1...Kxc5
        • 2.Qa7#
      • 1...Kxe5
        • 2.Bg7#
      • 1...Be2
        • 2.Sf5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(K);
      • Threat
        • S(D)
      • Vars
        • B(c);N_GUARD::S(D),XB(c)
      • Refutation
        • R(d);P_PINS(D)
    • Try
      • S(K);
      • Threat
        • S(K)
      • Vars
        • B(c);N_GUARD::S(K)
      • Refutation
        • K(a);S_FLIGHT,XP(G)
  • Actual
    • S(K);
    • Threat
      • S(K)
    • Vars
      • K(a);OGATEB,S_FLIGHT,XR(E)::QAB(J)
      • K(a);OGATEB,S_FLIGHT,XP(G)::B(L)
      • B(c);N_GUARD::S(K)
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