MESON Chess Problem Database

Problem Display
PID: 46479 (4b3/4Q1B1/K1k5/3p4/5b2/8/8/8 w - - 0 1)

Lincoln, Robert A

Still More Fun with Chess Miniatures, 2002

4b3/4Q1B1/K1k5/3p4/5b2/8/8/8

#2

3 + 4

SOLUTION

  • SOUND
  • Tries
    • 1.Be5?
      • threat
        • 2.Qd6#
        • 2.Qc7#
      • 1...d4
        • 2.Qd6#
      • 1...Bd7
        • 2.Qd6#
      • 1...Bxe5!
  • Keys
    • 1.Bf8!
      • threat
        • 2.Qb7#
      • 1...Bd6
        • 2.Qxd6#
      • 1...Bd7
        • 2.Qc5#
      • 1...Bc7
        • 2.Qxe8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(C);
      • Threat
        • DUALS(2)
      • Vars
        • P(b);::QAR1(B)
        • B(d);::QAR1(B)
      • Refutation
        • B(a);XB(C)
  • Actual
    • B(C);
    • Threat
      • QAB1(B)
    • Vars
      • B(a);N_GUARD::QAR1(B),XB(a)
      • B(d);SBLOCK::QAR1(B)
      • B(a);SBLOCK::QAB(B),XB(d)
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