MESON Chess Problem Database

Problem Display
PID: 140759 (1b5q/3N4/n3Qp1r/n1BN3r/P1k1p2P/4P3/2P5/1K5b w - - 0 1)

Ellerman, Arnoldo

Problemas, 1945

1b5q/3N4/n3Qp1r/n1BN3r/P1k1p2P/4P3/2P5/1K5b

#2

9 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...Sxc5
      • 2.S7b6#
  • Keys
    • 1.Kb2!
      • threat
        • 2.S5b6#
      • 1...Be5+
        • 2.Sc3#
      • 1...f5+
        • 2.S5f6#
      • 1...Rxd5
        • 2.Qxa6#
      • 1...Sxc5
        • 2.S7b6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • S(f);SBLOCK,XB(F)::S(I)
  • Actual
    • K(A);P-FLIGHT
    • Threat
      • QAB(H)+S(G),DCHECK
    • Vars
      • B(i);CHECK,S_CUTR(e)::QAB(H)+S(G)
      • P(g);CHECK,S_CUTR(e)::QAB(H)+S(G)
      • R(e);P_SPINR(e),SBLOCK,XS(G)::QAB(H),XS(f)
      • S(f);SBLOCK,XB(F)::S(I)
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