MESON Chess Problem Database

Problem Display
PID: 45859 (8/8/8/6K1/6R1/5N1k/3N3p/8 w - - 0 1)

Wester, Anders Emil

Source?, 0000

8/8/8/6K1/6R1/5N1k/3N3p/8

#2

4 + 2

4885 Amatorproblem 1976

SOLUTION

  • SOUND
  • Tries
    • 1.Kf4?
      • threat
        • 2.Sg5#
        • 2.Rg3#
      • 1...h1Q
        • 2.Rg3#
      • 1...h1B
        • 2.Rg3#
      • 1...h1R
        • 2.Rg3#
      • 1...h1S!
  • Keys
    • 1.Sf1!
      • threat
        • 2.Rg3#
      • 1...h1S
        • 2.Sg1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(D);S_FLIGHT
      • Threat
        • DUALS(2)
      • Vars
        • P(a);::R1(C)
      • Refutation
        • P(a);
  • Actual
    • S(A);
    • Threat
      • R1(C)
    • Vars
      • P(a);N_GUARD::S(B)
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