MESON Chess Problem Database

Problem Display
PID: 205569 (8/8/8/8/8/2p1K3/4B3/2B1k3 w - - 0 1)

Lazard, Frederic

La Strategie, 1925

8/8/8/8/8/2p1K3/4B3/2B1k3

#2

3 + 2

5454 Near Snap 2020
6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...c2
      • 2.Bd2#
  • Tries
    • 1.Bb2?
      • threat
        • 2.Bxc3#
      • 1...c2
        • 2.Bc3#
      • 1...cxb2!
  • Keys
    • 1.Ba3!
      • 1...c2
        • 2.Bb4#

This anticipates 205688(1925)

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 1
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • P(b);N_GUARD::B(A)
  • Tries
    • Try
      • B(A);
      • Threat
        • B(A),XP(b)
      • Vars
        • P(b);::B(A)
      • Refutation
        • P(b);XB(A)
  • Actual
    • B(A);
    • Vars
      • P(b);OGATEB::B(A)
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