MESON Chess Problem Database

Problem Display
PID: 244995 (2N5/3K4/8/3p3N/3k4/8/2Q3P1/8 w - - 0 1)

Akimov, Nikolai Nikolaevich

Smena (Moscow), 1999

2N5/3K4/8/3p3N/3k4/8/2Q3P1/8

#2

5 + 2

15148 Sadier Collection 2021
5454 Near Snap 2023

SOLUTION

  • SOUND
  • Tries
    • 1.Sd6?
      • 1...Ke3
        • 2.Sf5#
      • 1...Ke5!
    • 1.Sa7?
      • 1...Ke5
        • 2.Sc6#
      • 1...Ke3!
    • 1.Qc3+?
      • 1...Ke4
        • 2.Sd6#
      • 1...Kxc3!
  • Keys
    • 1.Se7!
      • 1...Ke3
        • 2.Sf5#
      • 1...Ke5
        • 2.Sc6#

Anticipated by 219461(1990)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(E);
      • Vars
        • K(a);S_FLIGHT::S(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(E);
      • Vars
        • K(a);S_FLIGHT::S(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);P-FLIGHT::S(E)
      • Refutation
        • K(a);S_FLIGHT,XQ(A)
  • Actual
    • S(E);
    • Vars
      • K(a);S_FLIGHT::S(E)
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