MESON Chess Problem Database

Problem Display
PID: 280324 (8/p7/k1P5/PpKP4/N1p5/2B5/1P6/R7 w - b5 0 1)

Subotic, Miroslav

Troll, 2024

(First published on Tue Jan 30 2024)

8/p7/k1P5/PpKP4/N1p5/2B5/1P6/R7

#2

8 + 4

5454 Near Snap 2026

SOLUTION

  • SOUND
  • Tries
    • 1.Sb6?
      • 1...axb6+
        • 2.axb6#
      • 1...b4!
    • 1.b4?
      • 1...bxa4
        • 2.b5#
      • 1...cxb4 ep!
  • Keys
    • 1.axb5 ep!
      • 1...axb6+
        • 2.Sxb6#

Anticipated by 284075(1957)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);
      • Vars
        • P(d);CHECK,OGATE,XS(D)::R(A)+P(E),XP(d)
      • Refutation
        • P(b);
    • Try
      • P(B);
      • Vars
        • P(b);OGATE,XS(D)::P(B)
      • Refutation
        • P(a);EP,XP(B)
  • Actual
    • P(E);EP,XP(b)
    • Vars
      • P(d);CHECK,XP(E)::R(A)+S(D),XP(d)
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