MESON Chess Problem Database

Problem Display
PID: 224599 (K5B1/3k1P2/4N3/1P1N4/8/8/8/8 w - - 0 1)

Anonymous

English Mechanic and World of Science, 1888

(First published on Fri Aug 3 1888)

K5B1/3k1P2/4N3/1P1N4/8/8/8/8

#2

6 + 1

6490 yacpdb 2020
15239 Valois Notebooks 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Kc8
      • 2.Sb6#
  • Tries
    • 1.Sc5+?
      • 1...Kc8
        • 2.f8Q#
        • 2.f8R#
      • 1...Kd8
        • 2.f8Q#
        • 2.f8R#
      • 1...Kd6!
  • Keys
    • 1.f8B!
      • 1...Kc8
        • 2.Sb6#
      • 1...Ke8
        • 2.Sf6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::S(B)
  • Tries
    • Try
      • S(C);CHECK
      • Vars
        • K(a);S_FLIGHT::P=Q
        • K(a);P-FLIGHT::P=Q
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • P(D);
    • Vars
      • K(a);S_FLIGHT::S(B)
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