MESON Chess Problem Database

Problem Display
PID: 7472 (1Bn5/2p5/n1P2R2/N1kbK3/8/2P5/8/1Q6 w - - 0 1)

di Vincenzi, Renato

Unpublished, 1990

1Bn5/2p5/n1P2R2/N1kbK3/8/2P5/8/1Q6

#2

7 + 5

SOLUTION

  • SOUND
  • Sets
    • 1...Bc4
      • 2.Sb7#
    • 1...Bxc6
      • 2.Rxc6#
    • 1...Sb4
      • 2.Qxb4#
    • 1...Sxb8
      • 2.Qb4#
    • 1...Sd6
      • 2.Ba7#
    • 1...Sa7
      • 2.Bxa7#
    • 1...Se7
      • 2.Ba7#
  • Keys
    • 1.c4!
      • threat
        • 2.Qb5#
      • 1...Bxc4
        • 2.Sb7#
      • 1...Bxc6
        • 2.Rxc6#
      • 1...Sb4
        • 2.Qg1#
      • 1...Sd6
        • 2.Ba7#
      • 1...Sa7
        • 2.Bxa7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 0
    • REMOVED MATES = 2
  • Sets
    • B(b);SBLOCK::S(C)
    • B(b);OGATE,XP(E)::R1(F),XB(b)
    • S(c);N_GUARD::QAB1(A),XS(c)
    • S(c);N_GUARD,XB(G)::QAB1(A)
    • S(e);N_GUARD::B(G)
    • S(e);N_GUARD::B(G),XS(e)
  • Actual
    • P(B);
    • Threat
      • QAR1(A)
    • Vars
      • B(b);SBLOCK,XP(B)::S(C)
      • B(b);OGATE,XP(E)::R1(F),XB(b)
      • S(c);SBLOCK::QAB(A)
      • S(e);N_GUARD::B(G)
      • S(e);N_GUARD::B(G),XS(e)
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