MESON Chess Problem Database

Problem Display
PID: 12152 (8/4Q3/8/1K1k1b2/4p3/2bP4/2P5/8 w - - 0 1)

di Vincenzi, Renato

Unpublished, 1975

8/4Q3/8/1K1k1b2/4p3/2bP4/2P5/8

#2

4 + 4

SOLUTION

  • SOUND
  • Sets
    • 1...Kd4
      • 2.Qc5#
    • 1...Bd4
      • 2.c4#
    • 1...Be6
      • 2.Qc5#
  • Keys
    • 1.d4!
      • threat
        • 2.Qe5#
      • 1...Bd7+
        • 2.Qxd7#
      • 1...Kxd4
        • 2.Qc5#
      • 1...Bxd4
        • 2.c4#
      • 1...Be6
        • 2.Qc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(c);P-FLIGHT::QAB1(D)
    • B(a);OGATE,SBLOCK::P(A)
    • B(d);SBLOCK::QAR1(D)
  • Actual
    • P(B);
    • Threat
      • QAR1(D)
    • Vars
      • B(d);CHECK,N_GUARD::QAR2(D),XB(d)
      • K(c);P-FLIGHT,XP(B)::QAB1(D)
      • B(a);OGATE,SBLOCK,XP(B)::P(A)
      • B(d);SBLOCK::QAR1(D)
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