MESON Chess Problem Database

Problem Display
PID: 75528 (6K1/1PB1p2B/Q3p1Np/2pk1n2/1r3P2/1N2bP2/2n5/2R5 w - - 0 1)

Alliney, Frederico

Due Alfieri, 1984

6K1/1PB1p2B/Q3p1Np/2pk1n2/1r3P2/1N2bP2/2n5/2R5

#2

10 + 9

SOLUTION

  • SOUND
  • Sets
    • 1...Scd4
      • 2.Rxc5#
    • 1...Sg3
      • 2.Sxe7#
    • 1...Sfd4
      • 2.Sxe7#
    • 1...Sh4
      • 2.Sxe7#
    • 1...Sd6
      • 2.Sxe7#
    • 1...Sg7
      • 2.Sxe7#
  • Keys
    • 1.Se5!
      • threat
        • 2.Qc6#
      • 1...Rxb3
        • 2.Qc4#
      • 1...Rb6
        • 2.Qc4#
      • 1...Scd4
        • 2.Rxc5#
      • 1...Sfd4
        • 2.Be4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 2
    • REMOVED MATES = 4
  • Sets
    • S(a);OGATE::R1(A),XP(d)
    • S(f);N_GUARD::S(F),XP(i)
  • Actual
    • S(F);
    • Threat
      • QAB1(E)
    • Vars
      • R(c);N_GUARD,XS(B)::QAB1(E)
      • R(c);N_GUARD::QAB1(E)
      • S(a);OGATE::R1(A),XP(d)
      • S(f);OGATE::B(I)
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