MESON Chess Problem Database

Problem Display
PID: 12149 (4B3/4p3/1K1k4/4p3/1n2Q3/8/8/8 w - - 0 1)

di Vincenzi, Renato

Unpublished, 1975

4B3/4p3/1K1k4/4p3/1n2Q3/8/8/8

#2

3 + 4

SOLUTION

  • SOUND
  • Sets
    • 1...Sa2
      • 2.Qc6#
    • 1...Sc2
      • 2.Qc6#
    • 1...Sd3
      • 2.Qc6#
    • 1...Sa6
      • 2.Qc6#
    • 1...Sc6
      • 2.Qxc6#
  • Keys
    • 1.Bc6!
      • 1...Sd5+
        • 2.Qxd5#
      • 1...Ke6
        • 2.Qg6#
      • 1...Sxc6
        • 2.Qxc6#
      • 1...Sa2
        • 2.Qd5#
      • 1...Sc2
        • 2.Qd5#
      • 1...Sd3
        • 2.Qd5#
      • 1...Sa6
        • 2.Qd5#
      • 1...e6
        • 2.Qxb4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 4
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • S(a);N_GUARD::QAR1(A)
    • S(a);N_GUARD::QAR1(A),XS(a)
  • Actual
    • B(C);
    • Vars
      • S(a);CHECK,N_GUARD::QAR1(A),XS(a)
      • K(c);P-FLIGHT,P_SPINP(b)::QAR2(A)
      • S(a);OGATE,XB(C)::QAR1(A),XS(a)
      • S(a);N_GUARD::QAR1(A)
      • P(d);SBLOCK::QAB(A),XS(a)
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