MESON Chess Problem Database

Problem Display
PID: 108836 (8/1n2K3/8/4kp2/1BPp3R/3Pp3/8/8 w - - 0 1)

Legentil, Georges

Le Havre Eclair, 0000

8/1n2K3/8/4kp2/1BPp3R/3Pp3/8/8

#2

5 + 5

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Sa5
      • 2.Bd6#
    • 1...Sd6
      • 2.Bxd6#
    • 1...Sd8
      • 2.Bd6#
    • 1...f4
      • 2.Rh5#
  • Tries
    • 1.Bc5?
      • threat
        • 2.Bxd4#
      • 1...f4
        • 2.Rh5#
      • 1...Sxc5!
  • Keys
    • 1.Bc3!
      • threat
        • 2.Bxd4#
      • 1...dxc3
        • 2.d4#
      • 1...f4
        • 2.Rh5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 3
  • Sets
    • S(e);N_GUARD::B(B)
    • S(e);N_GUARD::B(B),XS(e)
    • P(d);OGATEB,SBLOCK::R(D)
  • Tries
    • Try
      • B(B);
      • Threat
        • B(B),XP(b)
      • Vars
        • P(d);OGATEB,SBLOCK::R(D)
      • Refutation
        • S(e);XB(B)
  • Actual
    • B(B);P_PINP(b)
    • Threat
      • B(B),XP(b)
    • Vars
      • P(b);N_SPINP(b),OGATE,XB(B)::P(A)
      • P(d);OGATEB,SBLOCK::R(D)
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