MESON Chess Problem Database

Problem Display
PID: 224342 (8/2BKN3/8/8/3kp2R/8/N7/5B2 w - - 0 1)

Anonymous

English Mechanic and World of Science, 1877

(First published on Fri Oct 26 1877)

8/2BKN3/8/8/3kp2R/8/N7/5B2

#2

6 + 2

15239 Valois Notebooks 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Sc6+?
      • 1...Kc5
        • 2.Rh5#
      • 1...Kd5
        • 2.Rh5#
      • 1...Ke3!
    • 1.Bb8?
      • 1...Kc5
        • 2.Ba7#
      • 1...Ke3!
  • Keys
    • 1.Bf4!
      • 1...Kc5
        • 2.Be3#
      • 1...e3
        • 2.Bd6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(F);CHECK
      • Vars
        • K(a);N_SPINP(b),S_FLIGHT::R(C)
        • K(a);N_SPINP(b),P-FLIGHT::R(C)
      • Refutation
        • K(a);N_SPINP(b),S_FLIGHT
    • Try
      • B(D);
      • Vars
        • K(a);N_SPINP(b),S_FLIGHT::B(D)
      • Refutation
        • K(a);N_SPINP(b),S_FLIGHT
  • Actual
    • B(D);N_PINP(b)
    • Vars
      • K(a);S_FLIGHT::B(D)
      • P(b);OGATEB,SBLOCK::R(C)+B(D)
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