MESON Chess Problem Database

Problem Display
PID: 2533 (4k1K1/1N1ppp2/7R/8/8/8/8/3B4 w - - 0 1)

Marache, Napoleon

Source?, 0000

4k1K1/1N1ppp2/7R/8/8/8/8/3B4

#2

4 + 4

1679 American Chess Nuts 1868
5454 Near Snap 2009

SOLUTION

  • SOUND
  • Sets
    • 1...d5
      • 2.Ba4#
    • 1...d6
      • 2.Ba4#
    • 1...f5
      • 2.Bh5#
    • 1...f6
      • 2.Bh5#
  • Keys
    • 1.Re6!
      • 1...dxe6
        • 2.Ba4#
      • 1...fxe6
        • 2.Bh5#
      • 1...d5
        • 2.Ba4#
      • 1...d6
        • 2.Ba4#
      • 1...f5
        • 2.Bh5#
      • 1...f6
        • 2.Bh5#

This anticipates 108346(1888)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • P(a);OGATEB::B(A)
    • P(c);OGATEB::B(A)
  • Actual
    • R(B);P_PINP(b)
    • Vars
      • P(a);N_SPINP(b),OGATEB,XR(B)::B(A)
      • P(c);N_SPINP(b),OGATEB,XR(B)::B(A)
      • P(a);OGATEB::B(A)
      • P(c);OGATEB::B(A)
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