MESON Chess Problem Database

Problem Display
PID: 11916 (2K5/8/1pNp4/1k1p4/1P1P4/2R5/2P5/1N6 w - - 0 1)

di Vincenzi, Renato

Unpublished, 1973

2K5/8/1pNp4/1k1p4/1P1P4/2R5/2P5/1N6

#2

7 + 4

SOLUTION

  • SOUND
  • Tries
    • 1.Sa3+?
      • 1...Ka6
        • 2.b5#
      • 1...Ka4!
  • Keys
    • 1.Rb3!
      • 1...Ka4
        • 2.Sc3#
      • 1...Kc4
        • 2.Sa3#
      • 1...Ka6
        • 2.b5#
      • 1...Kxc6
        • 2.b5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(A);CHECK
      • Vars
        • K(a);OGATE,S_FLIGHT::P(D)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • R(C);
    • Vars
      • K(a);S_FLIGHT::S(A)
      • K(a);OGATE,S_FLIGHT::P(D)
      • K(a);OGATE,S_FLIGHT,XS(F)::P(D)
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