MESON Chess Problem Database

Problem Display
PID: 78595 (K7/8/5N2/8/8/3N4/2npn3/3k4 w - - 0 1)

Backe, Espen

Dagbladet, 1977

K7/8/5N2/8/8/3N4/2npn3/3k4

#2

3 + 4

5454 Near Snap 2009

SOLUTION

  • SOUND
  • Keys
    • 1.Sd5!
      • 1...Sa1
        • 2.Se3#
      • 1...Se1
        • 2.Se3#
      • 1...Sa3
        • 2.Se3#
      • 1...Se3
        • 2.Sxe3#
      • 1...Sb4
        • 2.Se3#
      • 1...Scd4
        • 2.Se3#
      • 1...Sc1
        • 2.Sc3#
      • 1...Sg1
        • 2.Sc3#
      • 1...Sc3
        • 2.Sxc3#
      • 1...Sg3
        • 2.Sc3#
      • 1...Sed4
        • 2.Sc3#
      • 1...Sf4
        • 2.Sc3#

This anticipates 131963(1993)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 12
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(B);
    • Vars
      • S(b);N_GUARD::S(B)
      • S(b);N_GUARD::S(B),XS(b)
      • S(d);N_GUARD::S(B)
      • S(d);N_GUARD::S(B),XS(d)
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