MESON Chess Problem Database

Problem Display
PID: 142746 (B2nQ2K/1r3pN1/2np4/1p1k2bR/1P1Np3/1PPq4/7B/3R4 w - - 0 1)

Dumont, Jean-Claude

Lepage, Roger

diagrammes, 1973

B2nQ2K/1r3pN1/2np4/1p1k2bR/1P1Np3/1PPq4/7B/3R4

#2

11 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...Se6
      • 2.Qxc6#
  • Keys
    • 1.Sdf5!
      • threat
        • 2.Se3#
      • 1...Sxb4
        • 2.Qxb5#
      • 1...Be3
        • 2.Sxe3#
        • 2.Se7#
      • 1...Sd4
        • 2.Se7#
      • 1...Se5
        • 2.Qxb5#
      • 1...e3
        • 2.Sxe3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 1
  • Sets
    • S(j);N_GUARD::QAB1(J),XS(f)
  • Actual
    • S(F);N_PINB(e),P_PINQ(a)
    • Threat
      • S(F)
    • Vars
      • S(f);OGATE,P_SPINR(h),XP(E)::QAR2(J),XP(c)
      • S(f);N_GUARD,N_SPINQ(a),P_SPINR(h)::S(F)
      • S(f);OGATE,P_SPINR(h)::QAR2(J),XP(c)
      • P(b);::S(F),XP(b)
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Developed and maintained by Brian Stephenson.
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