MESON Chess Problem Database

Problem Display
PID: 12286 (8/1b5Q/1N6/3Pp3/1n1k4/3P4/3K4/8 w - - 0 1)

di Vincenzi, Renato

Unpublished, 1977

8/1b5Q/1N6/3Pp3/1n1k4/3P4/3K4/8

#2

5 + 4

SOLUTION

  • SOUND
  • Keys
    • 1.Sa4!
      • threat
        • 2.Qe4#
      • 1...Kxd5
        • 2.Qd7#
      • 1...Bxd5
        • 2.Qa7#
      • 1...Sxd3
        • 2.Qxd3#
      • 1...e4
        • 2.Qxe4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(D);
    • Threat
      • QAR1(E)
    • Vars
      • K(b);OGATEB,P-FLIGHT,XP(C)::QAR2(E)
      • B(d);OGATE,SBLOCK,XP(C)::QAB(E)
      • S(a);OGATE,XP(B)::QAR1(E),XS(a)
      • P(c);::QAR1(E),XP(c)
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