MESON Chess Problem Database

Problem Display
PID: 135614 (8/N1N1k2K/2P1P3/BP2R3/8/8/5P2/8 w - - 0 1)

Savenok, Aleksandr Antolovich

Rhein-Main Presse, 1999

8/N1N1k2K/2P1P3/BP2R3/8/8/5P2/8

#2

9 + 1

14503 Problemschach-Jahrbuch (1999) 2000

SOLUTION

  • SOUND
  • Sets
    • 1...Kd8
      • 2.e7#
    • 1...Kf8
      • 2.Bb4#
  • Tries
    • 1.Kg7?
      • 1...Kd8
        • 2.e7#
      • 1...Kd6!
    • 1.Rd5?
      • 1...Kf8
        • 2.Bb4#
      • 1...Kf6!
    • 1.Rf5?
      • 1...Kd6
        • 2.Sc8#
      • 1...Kd8!
  • Keys
    • 1.f4!
      • 1...Kd6
        • 2.Sc8#
      • 1...Kf6
        • 2.Sd5#
      • 1...Kd8
        • 2.e7#
      • 1...Kf8
        • 2.Bb4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(a);OGATE,S_FLIGHT::P(F)
    • K(a);S_FLIGHT::B(B)
  • Tries
    • Try
      • K(I);P-FLIGHT
      • Vars
        • K(a);OGATE,S_FLIGHT::P(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(D);
      • Vars
        • K(a);S_FLIGHT::B(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(D);
      • Vars
        • K(a);S_FLIGHT::S(G)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • P(A);
    • Vars
      • K(a);S_FLIGHT::S(G)
      • K(a);S_FLIGHT::S(H)
      • K(a);OGATE,S_FLIGHT::P(F)
      • K(a);S_FLIGHT::B(B)
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