MESON Chess Problem Database

Problem Display
PID: 223209 (5B2/1K1pn3/1N1N4/4k3/1P5P/4P3/B7/8 w - - 0 1)

Koerper, Rudolph

Nashville Daily American, 1886

5B2/1K1pn3/1N1N4/4k3/1P5P/4P3/B7/8

#2

8 + 3

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Sf5
      • 2.Sxd7#
    • 1...Sc6
      • 2.Sxd7#
    • 1...Sg6
      • 2.Sxd7#
    • 1...Sc8
      • 2.Sxd7#
    • 1...Sg8
      • 2.Sxd7#
  • Keys
    • 1.Bf7!
      • 1...Kxd6
        • 2.Sc4#
      • 1...Kf6
        • 2.Sxd7#
      • 1...Sd5
        • 2.Sxd7#
      • 1...Sf5
        • 2.Sxd7#
      • 1...Sc6
        • 2.Sxd7#
      • 1...Sg6
        • 2.Sxd7#
      • 1...Sc8
        • 2.Sxd7#
      • 1...Sg8
        • 2.Sxd7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • S(c);::S(E),XP(b)
  • Actual
    • B(A);
    • Vars
      • K(a);P_SPINS(c),S_FLIGHT,XS(F)::S(E)
      • K(a);S_FLIGHT::S(E),XP(b)
      • S(c);::S(E),XP(b)
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