MESON Chess Problem Database

Problem Display
PID: 146148 (k7/1nK5/1Pn5/8/8/3B4/8/7R w - - 0 1)

Lipton, Michael

The Problemist, 1953

k7/1nK5/1Pn5/8/8/3B4/8/7R

#2

4 + 3

14867 BCPS Library 2012

SOLUTION

  • SOUND
  • Keys
    • 1.Be4!
      • 1...Sb4
        • 2.Bxb7#
        • 2.Rh8#
      • 1...Sd4
        • 2.Bxb7#
        • 2.Ra1#
        • 2.Rh8#
      • 1...Sca5
        • 2.Rh8#
      • 1...Se5
        • 2.Bxb7#
        • 2.Ra1#
        • 2.Rh8#
      • 1...Sa7
        • 2.Bxb7#
      • 1...Se7
        • 2.Bxb7#
        • 2.Ra1#
      • 1...Sb8
        • 2.Bxb7#
      • 1...Scd8
        • 2.Ra1#
      • 1...Sba5
        • 2.Rh8#
      • 1...Sc5
        • 2.Rh8#
      • 1...Sd6
        • 2.Ra1#
      • 1...Sbd8
        • 2.Ra1#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
  • Actual
    • B(B);
    • Vars
      • S(a);N_GUARD,P_SPINS(b)::R(A)
      • S(a);OGATE,P_SPINS(b)::B(B),XS(b)
      • S(b);N_GUARD,P_SPINS(a)::R(A)
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