MESON Chess Problem Database

Problem Display
PID: 273151 (5Knk/3P4/5p2/5B1N/8/8/8/8 w - - 0 1)

Hultberg, Gustav Herbert

Springaren, 1989

5Knk/3P4/5p2/5B1N/8/8/8/8

#2

4 + 3

SOLUTION

  • SOUND
  • Tries
    • 1.d8B?
      • 1...Sh6
        • 2.Bxf6#
      • 1...Se7!
    • 1.d8R?
      • 1...Se7
        • 2.Kxe7#
      • 1...Sh6!
  • Keys
    • 1.d8Q!
      • 1...Se7
        • 2.Kxe7#
      • 1...Sh6
        • 2.Qxf6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • P(C);
      • Vars
        • S(b);N_GUARD::B(C),XP(a)
      • Refutation
        • S(b);
    • Try
      • P(C);
      • Vars
        • S(b);::R(C)+K(D),XS(b)
      • Refutation
        • S(b);
  • Actual
    • P(C);
    • Vars
      • S(b);::QAR(C)+K(D),XS(b)
      • S(b);N_GUARD::QAB(C),XP(a)
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