MESON Chess Problem Database

Problem Display
PID: 52059 (3R1BQ1/7B/2K5/1p2N3/bP5R/b1k2P2/1p3N2/1n6 w - - 0 1)

Mirri, Giorgio

idee & form, 1989

3R1BQ1/7B/2K5/1p2N3/bP5R/b1k2P2/1p3N2/1n6

#2

10 + 6

102 Probleemblad 2003

SOLUTION

  • SOUND
  • Sets
    • 1...Bxb4
      • 2.Bxb4#
    • 1...Bd1
      • 2.Sxd1#
  • Tries
    • 1.Rc4+?
      • 1...Kb3
        • 2.Rc1#
        • 2.Rc2#
      • 1...bxc4+!
    • 1.Qg6?
      • threat
        • 2.Qd3#
      • 1...Bc2
        • 2.Qxc2#
      • 1...Kb3!
  • Keys
    • 1.Bg7!
      • 1...Bxb4
        • 2.Seg4#
      • 1...Bc2
        • 2.Sg6#
      • 1...Bd1
        • 2.Sxd1#
      • 1...Bb3
        • 2.Sf7#
      • 1...Sd2
        • 2.Sd7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • B(c);OGATE,XP(C)::B(I),XB(c)
    • B(e);N_GUARD::S(A),XB(e)
  • Tries
    • Try
      • R(D);CHECK
      • Refutation
        • P(f);CHECK,XR(D)
    • Try
      • Q(J);
      • Threat
        • QAR1(J)
      • Vars
        • B(e);N_GUARD::QAR1(J),XB(e)
      • Refutation
        • K(d);P-FLIGHT
  • Actual
    • B(I);
    • Vars
      • B(c);SBLOCK,XP(C)::B(I)+S(E)
      • B(e);SBLOCK::B(I)+S(E)
      • B(e);N_GUARD::S(A),XB(e)
      • S(a);SBLOCK::B(I)+S(E)
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