MESON Chess Problem Database

Problem Display
PID: 235002 (8/8/K7/8/k4N2/P1R5/3n4/2B5 w - - 0 1)

Akimov, Nikolai Nikolaevich

64 Shakhmatnoe obozrenie, 2019

8/8/K7/8/k4N2/P1R5/3n4/2B5

#2

5 + 2

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Sb3
      • 2.Rc4#
  • Tries
    • 1.Se6?
      • threat
        • 2.Sc5#
      • 1...Sb3
        • 2.Rc4#
      • 1...Se4!
  • Keys
    • 1.Sd3!
      • threat
        • 2.Sb2#
        • 2.Sc5#
      • 1...Sb3
        • 2.Rc4#
      • 1...Sc4
        • 2.Sc5#
      • 1...Se4
        • 2.Sb2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • S(a);N_GUARD,SBLOCK::R(C)
  • Tries
    • Try
      • S(D);
      • Threat
        • S(D)
      • Vars
        • S(a);N_GUARD,SBLOCK::R(C)
      • Refutation
        • S(a);
  • Actual
    • S(D);
    • Threat
      • DUALS(2)
    • Vars
      • S(a);N_GUARD,SBLOCK::R(C)
      • S(a);::S(D)
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