MESON Chess Problem Database

Problem Display
PID: 35734 (k1K5/p1B5/n7/8/8/8/8/R7 w - - 0 1)

Reitman, Mark

Source?, 1998

k1K5/p1B5/n7/8/8/8/8/R7

#2

3 + 3

3657 Izbrannie Shakhmatnie Zadachi Marka Reitmana 2000

SOLUTION

  • SOUND
  • Tries
    • 1.Bb8?
      • 1...Sb4
        • 2.Rxa7#
      • 1...Sc5
        • 2.Rxa7#
      • 1...Sc7
        • 2.Rxa7#
      • 1...Sxb8!
    • 1.Rb1?
      • 1...Sxc7
        • 2.Rb8#
      • 1...Sc5
        • 2.Rb8#
      • 1...Sb8
        • 2.Rxb8#
      • 1...Sb4!
  • Keys
    • 1.Bb6!
      • 1...axb6
        • 2.Rxa6#
      • 1...Sb4
        • 2.Rxa7#
      • 1...Sc5
        • 2.Rxa7#
      • 1...Sc7
        • 2.Rxa7#
      • 1...Sb8
        • 2.Rxa7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(B);
      • Vars
        • S(a);OGATE,P_SPINP(b)::R1(A),XP(b)
      • Refutation
        • S(a);P_SPINP(b),XB(B)
    • Try
      • R(A);
      • Vars
        • S(a);N_GUARD,XB(B)::R1(A)
        • S(a);N_GUARD::R1(A)
        • S(a);N_GUARD::R1(A),XS(a)
      • Refutation
        • S(a);
  • Actual
    • B(B);
    • Vars
      • P(b);OGATEB,P_SPINS(a),XB(B)::R(A),XS(a)
      • S(a);OGATE,P_SPINP(b)::R1(A),XP(b)
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