MESON Chess Problem Database

Problem Display
PID: 205000 (K7/8/1N6/1kp4B/2N1P3/2P5/P7/8 w - - 0 1)

Abbadessa, Francesco

Ruy Lopez, 1896

K7/8/1N6/1kp4B/2N1P3/2P5/P7/8

#2

7 + 2

5454 Near Snap 2020
15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Kb8?
      • 1...Kc6
        • 2.Be8#
      • 1...Ka6!
  • Keys
    • 1.Sd5!
      • 1...Ka4
        • 2.Be8#
      • 1...Kxc4
        • 2.Be2#
      • 1...Ka6
        • 2.Sc7#
      • 1...Kc6
        • 2.Be8#

This anticipates 184414(1938)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(G);P-FLIGHT
      • Vars
        • K(a);S_FLIGHT::B(E)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • S(F);
    • Vars
      • K(a);S_FLIGHT::B(E)
      • K(a);OGATEB,S_FLIGHT,XS(C)::B(E)
      • K(a);S_FLIGHT::S(F)
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