MESON Chess Problem Database

Problem Display
PID: 151689 (b7/2p5/2kp4/8/8/7B/1Q3B2/7K w - - 0 1)

Bolus, Andrew

Pen & Pencil, 1888

(First published on Sat May 19 1888)

b7/2p5/2kp4/8/8/7B/1Q3B2/7K

#2

4 + 4

15239 Valois Notebooks 2014

SOLUTION

  • SOUND
  • Tries
    • 1.Bd7+?
      • 1...Kd5
        • 2.Qd4#
      • 1...Kxd7+!
    • 1.Qb3?
      • 1...Bb7
        • 2.Qc4#
      • 1...d5!
  • Keys
    • 1.Qe2!
      • 1...Kd5
        • 2.Bg2#
      • 1...Kb7
        • 2.Qb5#
      • 1...Bb7
        • 2.Qc4#
      • 1...d5
        • 2.Qa6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(D);CHECK
      • Vars
        • K(a);S_FLIGHT::QAR1(B)
      • Refutation
        • K(a);CHECK,S_FLIGHT,XB(D)
    • Try
      • Q(B);
      • Vars
        • B(d);SBLOCK::QAR2(B)
      • Refutation
        • P(b);
  • Actual
    • Q(B);
    • Vars
      • K(a);S_FLIGHT::B(D)
      • K(a);S_FLIGHT::QAR2(B)
      • B(d);SBLOCK::QAR2(B)
      • P(b);SBLOCK::QAR2(B)
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