MESON Chess Problem Database

Problem Display
PID: 158098 (5K1k/7p/5p1n/8/8/5NB1/8/8 w - - 0 1)

Amirov, Talip Khasanovich

Skakbladet, 1972

5K1k/7p/5p1n/8/8/5NB1/8/8

#2

3 + 4

15148 Sadier Collection 2016

SOLUTION

  • SOUND
  • Sets
    • 1...f5
      • 2.Be5#
  • Tries
    • 1.Se5?
      • 1...fxe5
        • 2.Bxe5#
      • 1...Sg4
        • 2.Sf7#
      • 1...Sf5
        • 2.Sf7#
      • 1...Sf7
        • 2.Sxf7#
      • 1...Sg8
        • 2.Sf7#
      • 1...f5!
  • Keys
    • 1.Sg5!
      • 1...fxg5
        • 2.Be5#
      • 1...Sg4
        • 2.Sf7#
      • 1...Sf5
        • 2.Sf7#
      • 1...Sf7
        • 2.Sxf7#
      • 1...Sg8
        • 2.Sf7#
      • 1...f5
        • 2.Be5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • P(a);OGATEB::B(B)
  • Tries
    • Try
      • S(A);
      • Vars
        • P(a);OGATE,XS(A)::B(B),XP(a)
        • S(b);N_GUARD::S(A)
        • S(b);N_GUARD::S(A),XS(b)
      • Refutation
        • P(a);
  • Actual
    • S(A);
    • Vars
      • P(a);OGATEB,XS(A)::B(B)
      • S(b);N_GUARD::S(A)
      • S(b);N_GUARD::S(A),XS(b)
      • P(a);OGATEB::B(B)
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