MESON Chess Problem Database

Problem Display
PID: 272116 (3N4/3P2KR/3P2PB/RB2pkp1/7b/4P2P/1n1Nb1P1/2r4n w - - 0 1)

Cuppini, Alessandro

Pat a Mat, 2001

3N4/3P2KR/3P2PB/RB2pkp1/7b/4P2P/1n1Nb1P1/2r4n

#2

13 + 8

15601 Albrecht-Leiss-Degener Collection 2023

SOLUTION

  • SOUND
  • Sets
    • 1...Rc8
      • 2.dxc8Q#
      • 2.dxc8B#
    • 1...Bf1
      • 2.g4#
    • 1...Bd3
      • 2.g4#
    • 1...Bc4
      • 2.g4#
    • 1...Bxb5
      • 2.g4#
    • 1...e4
      • 2.Bc4#
    • 1...g4
      • 2.e4#
  • Tries
    • 1.Bd3+?
      • 1...Bxd3
        • 2.g4#
      • 1...Sxd3!
  • Keys
    • 1.Rh8!
      • threat
        • 2.Rf8#
      • 1...e4
        • 2.Bc4#
      • 1...Bc4
        • 2.g4#
      • 1...g4
        • 2.e4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 3
  • Sets
    • R(a);OGATE::PXR(a)=Q
    • B(d);N_GUARD::P(B)
    • B(d);N_GUARD,XB(F)::P(B)
    • P(f);OGATEB::R(E)+B(F)
    • P(h);::P(C)
  • Tries
    • Try
      • B(F);CHECK,P_PINP(f)
      • Vars
        • B(d);XB(F)::P(B)
      • Refutation
        • S(c);XB(F)
  • Actual
    • R(L);
    • Threat
      • R(L)
    • Vars
      • P(f);OGATEB::R(E)+B(F)
      • B(d);N_GUARD::P(B)
      • P(h);::P(C)
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