MESON Chess Problem Database

Problem Display
PID: 12214 (3K4/3B4/8/1p1k1p2/1P1b1P2/3Q4/8/8 w - - 0 1)

di Vincenzi, Renato

Unpublished, 1976

3K4/3B4/8/1p1k1p2/1P1b1P2/3Q4/8/8

#2

5 + 4

SOLUTION

  • SOUND
  • Sets
    • 1...Kd6
      • 2.Qxd4#
  • Tries
    • 1.Qb3+?
      • 1...Kd6
        • 2.Qe6#
      • 1...Ke4!
    • 1.Qf3+?
      • 1...Kd6
        • 2.Qc6#
      • 1...Kc4!
  • Keys
    • 1.Qd2!
      • 1...Kc4
        • 2.Be6#
      • 1...Ke4
        • 2.Bc6#
      • 1...Kd6
        • 2.Qxd4#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(c);P-FLIGHT::QAR2(A),XB(a)
  • Tries
    • Try
      • Q(A);CHECK,N_PINB(a)
      • Vars
        • K(c);OGATE,P-FLIGHT::QAR1(A)
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • Q(A);CHECK,N_PINB(a)
      • Vars
        • K(c);OGATE,P-FLIGHT::QAR1(A)
      • Refutation
        • K(c);S_FLIGHT
  • Actual
    • Q(A);
    • Vars
      • K(c);N_SPINB(a),S_FLIGHT::B(D)
      • K(c);P-FLIGHT::QAR2(A),XB(a)
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