MESON Chess Problem Database

Problem Display
PID: 207114 (8/5K2/B1kbN2Q/1R6/8/3N4/8/8 w - - 0 1)

Healey, Frank

A Collection of Two Hundred Chess Problems (Healey), 1866

8/5K2/B1kbN2Q/1R6/8/3N4/8/8

#2

6 + 2

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Qc1+?
      • 1...Kd7
        • 2.Bc8#
        • 2.Qc8#
      • 1...Bc5!
  • Keys
    • 1.Qd2!
      • 1...Kd7
        • 2.Se5#
      • 1...Bh2
        • 2.Sb4#
      • 1...Ba3
        • 2.Se5#
      • 1...Bg3
        • 2.Sb4#
      • 1...Bb4
        • 2.Sxb4#
        • 2.Se5#
      • 1...Bf4
        • 2.Sb4#
      • 1...Bc5
        • 2.Se5#
      • 1...Be5
        • 2.Sb4#
        • 2.Sxe5#
      • 1...Bc7
        • 2.Sb4#
      • 1...Be7
        • 2.Se5#
      • 1...Bb8
        • 2.Sb4#
      • 1...Bf8
        • 2.Se5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(E);CHECK
      • Refutation
        • B(b);P_SPINB(b)
  • Actual
    • Q(E);
    • Vars
      • K(a);S_FLIGHT::S(A)
      • B(b);N_GUARD::S(A)
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