MESON Chess Problem Database

Problem Display
PID: 96322 (K7/6bn/4Rpp1/N2p2Bb/RP1k1N2/2r5/8/QB1n4 w - - 0 1)

Candela Sanz, Rafael

Problemas, 1973

K7/6bn/4Rpp1/N2p2Bb/RP1k1N2/2r5/8/QB1n4

#2

9 + 9

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Be2
      • 2.Sxe2#
  • Tries
    • 1.Sd3?
      • threat
        • 2.b5#
      • 1...Sb2
        • 2.Be3#
      • 1...Se3
        • 2.Bxe3#
      • 1...Bf8!
  • Keys
    • 1.Bd3!
      • threat
        • 2.Sb3#
        • 2.Sc6#
      • 1...Sb2
        • 2.Qg1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • B(e);N_GUARD::S(E),XB(e)
  • Tries
    • Try
      • S(E);
      • Threat
        • R(C)+P(D)
      • Vars
        • S(a);N_GUARD,N_SPINR(b)::B(G)
        • S(a);N_GUARD::B(G),XS(a)
      • Refutation
        • B(h);
  • Actual
    • B(B);
    • Threat
      • DUALS(2)
    • Vars
      • S(a);N_SPINR(b),OGATE::QAB(A)
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