MESON Chess Problem Database

Problem Display
PID: 184413 (8/8/K1PBPpB1/1N1k4/3N4/8/P3P3/8 w - - 0 1)

Mai, Luigi

Bulletin Ouvrier des Echecs, 1947

8/8/K1PBPpB1/1N1k4/3N4/8/P3P3/8

#2

9 + 2

15601 Albrecht-Leiss-Degener Collection 2018
5454 Near Snap 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Bc2?
      • 1...Kc4
        • 2.Bb3#
      • 1...f5!
    • 1.e7?
      • 1...Kc4
        • 2.Bf7#
      • 1...f5!
  • Keys
    • 1.Sf5!
      • 1...Kc4
        • 2.Se3#
      • 1...Ke4
        • 2.Sc3#
      • 1...Kxc6
        • 2.Se7#
      • 1...Kxe6
        • 2.Sc7#

Anticipated by 203529(1924)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(I);
      • Vars
        • K(a);S_FLIGHT::B(I)
      • Refutation
        • P(b);
    • Try
      • P(H);
      • Vars
        • K(a);S_FLIGHT::B(I)
      • Refutation
        • P(b);
  • Actual
    • S(C);
    • Vars
      • K(a);S_FLIGHT::S(C)
      • K(a);S_FLIGHT::S(D)
      • K(a);S_FLIGHT,XP(F)::S(C)
      • K(a);S_FLIGHT,XP(H)::S(D)
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