MESON Chess Problem Database

Problem Display
PID: 106817 (8/8/8/4p3/4N3/3K3n/6pr/5nrk w - - 0 1)

Salthouse, Thomas

Cork Weekly News, 1915

8/8/8/4p3/4N3/3K3n/6pr/5nrk

#2

2 + 7

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Sd2
      • 2.Sg3#
    • 1...Se3
      • 2.Sg3#
    • 1...Sg3
      • 2.Sxg3#
    • 1...Sf2+
      • 2.Sxf2#
    • 1...Sg5
      • 2.Sf2#
  • Tries
    • 1.Kc2?
      • 1...Sd2
        • 2.Sg3#
      • 1...Sg3
        • 2.Sxg3#
      • 1...Sf2
        • 2.Sxf2#
      • 1...Sf4
        • 2.Sf2#
      • 1...Sg5
        • 2.Sf2#
      • 1...Se3+!
    • 1.Ke2?
      • 1...Sg3+
        • 2.Sxg3#
      • 1...Sd2
        • 2.Sg3#
      • 1...Se3
        • 2.Sg3#
      • 1...Sf2
        • 2.Sxf2#
      • 1...Sg5
        • 2.Sf2#
      • 1...Sf4+!
  • Keys
    • 1.Kc3!
      • 1...Sd2
        • 2.Sg3#
      • 1...Se3
        • 2.Sg3#
      • 1...Sg3
        • 2.Sxg3#
      • 1...Sf2
        • 2.Sxf2#
      • 1...Sf4
        • 2.Sf2#
      • 1...Sg5
        • 2.Sf2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • S(a);N_GUARD::S(B)
    • S(a);N_GUARD::S(B),XS(a)
    • S(f);CHECK,N_GUARD::S(B),XS(f)
    • S(f);N_GUARD::S(B)
  • Tries
    • Try
      • K(A);S_FLIGHT
      • Vars
        • S(a);N_GUARD::S(B)
        • S(a);N_GUARD::S(B),XS(a)
        • S(f);N_GUARD::S(B),XS(f)
        • S(f);N_GUARD::S(B)
      • Refutation
        • S(a);CHECK
    • Try
      • K(A);S_FLIGHT
      • Vars
        • S(a);CHECK,N_GUARD::S(B),XS(a)
        • S(a);N_GUARD::S(B)
        • S(f);N_GUARD::S(B),XS(f)
        • S(f);N_GUARD::S(B)
      • Refutation
        • S(f);CHECK
  • Actual
    • K(A);P-FLIGHT
    • Vars
      • S(a);N_GUARD::S(B)
      • S(a);N_GUARD::S(B),XS(a)
      • S(f);N_GUARD::S(B),XS(f)
      • S(f);N_GUARD::S(B)
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