MESON Chess Problem Database

Problem Display
PID: 208727 (8/6p1/2N3P1/5Pk1/3P4/4NB2/3BP2K/8 w - - 0 1)

Thornton, George Howard

Dubuque Chess Journal, 1875

8/6p1/2N3P1/5Pk1/3P4/4NB2/3BP2K/8

#2

9 + 2

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Kh4
      • 2.Sg2#
    • 1...Kh6
      • 2.Sd1#
      • 2.Sf1#
      • 2.Sc2#
      • 2.Sg2#
      • 2.Sc4#
      • 2.Sd5#
  • Tries
    • 1.Kg3?
      • 1...Kh6
        • 2.Sd1#
        • 2.Sf1#
        • 2.Sc2#
        • 2.Sg2#
        • 2.Sc4#
        • 2.Sd5#
      • 1...Kf6!
    • 1.Sd8?
      • 1...Kf4
        • 2.Se6#
      • 1...Kh4
        • 2.Sg2#
      • 1...Kh6
        • 2.Sd1#
        • 2.Sf1#
        • 2.Sc2#
        • 2.Sg2#
        • 2.Sc4#
        • 2.Sd5#
        • 2.Sf7#
      • 1...Kf6!
  • Keys
    • 1.Se7!
      • 1...Kf4
        • 2.Sd1#
        • 2.Sf1#
        • 2.Sc2#
        • 2.Sg2#
        • 2.Sc4#
        • 2.Sg4#
        • 2.S3d5#
      • 1...Kh4
        • 2.Sg2#
      • 1...Kf6
        • 2.S3d5#
      • 1...Kh6
        • 2.Sd1#
        • 2.Sf1#
        • 2.Sc2#
        • 2.Sg2#
        • 2.Sc4#
        • 2.S3d5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::S(D)
  • Tries
    • Try
      • K(C);S_FLIGHT
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(H);
      • Vars
        • K(a);S_FLIGHT::S(H)
        • K(a);S_FLIGHT::S(D)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • S(H);
    • Vars
      • K(a);S_FLIGHT::S(D)
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