MESON Chess Problem Database

Problem Display
PID: 12142 (8/8/8/4N3/1K1kp3/3P4/7Q/8 w - - 0 1)

di Vincenzi, Renato

Unpublished, 1975

8/8/8/4N3/1K1kp3/3P4/7Q/8

#2

4 + 2

SOLUTION

  • SOUND
  • Keys
    • 1.Sc4!
      • threat
        • 2.Qd6#
      • 1...Kxd3
        • 2.Qd2#
      • 1...Kd5
        • 2.Qd6#
      • 1...exd3
        • 2.Qe5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(D);
    • Threat
      • QAR2(A)
    • Vars
      • K(a);OGATEB,P-FLIGHT,XP(B)::QAR1(A)
      • K(a);P-FLIGHT::QAR1(A)
      • P(b);SBLOCK,XP(B)::QAB1(A)
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