MESON Chess Problem Database

Problem Display
PID: 246103 (8/5KRp/7N/7k/4N2P/8/8/8 w - - 0 1)

Zinoviev, Nikolai

Problemist Pribuzhya, 1993

8/5KRp/7N/7k/4N2P/8/8/8

#2

5 + 2

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Sg5?
      • 1...Kxh6
        • 2.Rxh7#
      • 1...Kxh4!
    • 1.Sf6+?
      • 1...Kxh6
        • 2.Rxh7#
      • 1...Kxh4!
    • 1.Rg1?
      • 1...Kxh4
        • 2.Rh1#
      • 1...Kxh6!
    • 1.Rg2?
      • 1...Kxh4
        • 2.Rh2#
      • 1...Kxh6!
  • Keys
    • 1.Sf5!
      • 1...h6
        • 2.Seg3#
        • 2.Sf6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(A);
      • Vars
        • K(a);OGATEB,P-FLIGHT,XS(C)::R1(E),XP(b)
      • Refutation
        • K(a);P-FLIGHT,XP(B)
    • Try
      • S(A);CHECK
      • Vars
        • K(a);P-FLIGHT,XS(C)::R1(E),XP(b)
      • Refutation
        • K(a);P-FLIGHT,XP(B)
    • Try
      • R(E);
      • Vars
        • K(a);OGATEB,P-FLIGHT,XP(B)::R(E)
      • Refutation
        • K(a);P-FLIGHT,XS(C)
    • Try
      • R(E);
      • Vars
        • K(a);OGATEB,P-FLIGHT,XP(B)::R(E)
      • Refutation
        • K(a);P-FLIGHT,XS(C)
  • Actual
    • S(C);
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