MESON Chess Problem Database

Problem Display
PID: 12445 (8/3p1pQ1/3B1p2/KN1k1N2/5p2/8/2P5/8 w - - 0 1)

di Vincenzi, Renato

Unpublished, 1979

8/3p1pQ1/3B1p2/KN1k1N2/5p2/8/2P5/8

#2

6 + 5

SOLUTION

  • SOUND
  • Sets
    • 1...Kc4
      • 2.Qxf7#
  • Tries
    • 1.Qg2+?
      • 1...Kc4
        • 2.Qe4#
      • 1...Ke6
        • 2.Sbd4#
        • 2.Sfd4#
        • 2.Sg7#
        • 2.Qe4#
      • 1...f3!
  • Keys
    • 1.Qg4!
      • 1...Kc4
        • 2.Se3#
      • 1...Ke4
        • 2.Sc3#
      • 1...Kc6
        • 2.Qf3#
      • 1...Ke6
        • 2.Sc7#
      • 1...f3
        • 2.Se7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • K(b);S_FLIGHT::QAB(F),XP(e)
  • Tries
    • Try
      • Q(F);CHECK
      • Vars
        • K(b);S_FLIGHT::QAR2(F)
      • Refutation
        • P(a);P_SPINP(a)
  • Actual
    • Q(F);
    • Vars
      • K(b);P_SPINP(a),S_FLIGHT::S(D)
      • K(b);P_SPINP(a),S_FLIGHT::S(C)
      • K(b);S_FLIGHT::QAB(F)
      • K(b);S_FLIGHT::S(C)
      • P(a);::S(D)
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