MESON Chess Problem Database

Problem Display
PID: 136216 (8/8/1p6/pPp5/R1P5/NP6/ppK5/kB6 w - - 0 1)

Trautner, Dr Rolf

Der neue Tag (Weiden)/Amberger Zeitung, 1999

8/8/1p6/pPp5/R1P5/NP6/ppK5/kB6

#2

7 + 6

14503 Problemschach-Jahrbuch (1999) 2000

SOLUTION

  • SOUND
  • Sets
    • 1...axb1Q+
      • 2.Sxb1#
    • 1...axb1S
      • 2.Sxb1#
    • 1...axb1B+
      • 2.Sxb1#
    • 1...axb1R
      • 2.Sxb1#
  • Tries
    • 1.Kd2?
      • 1...axb1Q
        • 2.Sc2#
      • 1...axb1B
        • 2.Sc2#
      • 1...axb1R
        • 2.Sc2#
      • 1...axb1S+!
    • 1.Kc3?
      • 1...axb1Q
        • 2.Sc2#
      • 1...axb1B
        • 2.Sc2#
      • 1...axb1R
        • 2.Sc2#
      • 1...axb1S+!
  • Keys
    • 1.Kd3!
      • 1...axb1Q+
        • 2.Sc2#
      • 1...axb1B+
        • 2.Sc2#
      • 1...axb1S
        • 2.Sc2#
      • 1...axb1R
        • 2.Sc2#

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 4
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • P(b);CHECK,XB(A)::R(E)+S(C),XQ(b)
    • P(b);XB(A)::R(E)+S(C),XS(b)
    • P(b);CHECK,XB(A)::R(E)+S(C),XB(b)
    • P(b);XB(A)::R(E)+S(C),XR(b)
  • Tries
    • Try
      • K(B);P-FLIGHT
      • Vars
        • P(b);SBLOCK,XB(A)::R(E)+S(C),DCHECK
      • Refutation
        • P(b);CHECK,XB(A)
    • Try
      • K(B);P-FLIGHT
      • Vars
        • P(b);SBLOCK,XB(A)::R(E)+S(C),DCHECK
      • Refutation
        • P(b);CHECK,XB(A)
  • Actual
    • K(B);S_FLIGHT
    • Vars
      • P(b);CHECK,SBLOCK,XB(A)::R(E)+S(C),DCHECK
      • P(b);SBLOCK,XB(A)::R(E)+S(C),DCHECK
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