MESON Chess Problem Database

Problem Display
PID: 105396 (3n4/2R5/K1p5/8/k1B5/3N4/8/8 w - - 0 1)

Poponin, Vladimir Grigorievich

Amirov MT, 1993

3n4/2R5/K1p5/8/k1B5/3N4/8/8

#2

4 + 3

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Kb6?
      • threat
        • 2.Ra7#
      • 1...Ka3
        • 2.Ra7#
      • 1...Sb7!
  • Keys
    • 1.Ra7!
      • threat
        • 2.Kb6#
      • 1...Ka3
        • 2.Kb6#
      • 1...Sb7
        • 2.Kxb7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(C);P-FLIGHT
      • Threat
        • R(D)
      • Vars
        • K(a);P-FLIGHT::R(D)
      • Refutation
        • S(c);
  • Actual
    • R(D);
    • Threat
      • R(D)+K(C)
    • Vars
      • K(a);P-FLIGHT::R(D)+K(C)
      • S(c);::R(D)+K(C),XS(c)
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