MESON Chess Problem Database

Problem Display
PID: 909 (b2K4/8/2kp4/8/8/4B1Q1/2B5/8 w - - 0 1)

Lincoln, Robert A

The Problemist Supplement, 1992

b2K4/8/2kp4/8/8/4B1Q1/2B5/8

#2

4 + 3

2838 Fun with Chess Miniatures 1996
5454 Near Snap 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Qg5?
      • 1...Kb7
        • 2.Qb5#
      • 1...Bb7
        • 2.Ba4#
      • 1...d5!
  • Keys
    • 1.Qg4!
      • 1...Kb5
        • 2.Qa4#
      • 1...Kd5
        • 2.Qe4#
      • 1...Kb7
        • 2.Qc8#
      • 1...d5
        • 2.Qd7#
      • 1...Bb7
        • 2.Qc4#

Anticipated by 214759(1877)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(C);
      • Vars
        • K(a);S_FLIGHT::QAR2(C)
        • B(c);SBLOCK::B(A)
      • Refutation
        • P(b);
  • Actual
    • Q(C);
    • Vars
      • K(a);S_FLIGHT::QAB1(C)
      • P(b);::QAB1(C)
      • B(c);SBLOCK::QAR2(C)
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