MESON Chess Problem Database

Problem Display
PID: 207578 (n7/B4N2/1r1pp3/7R/2Pkb2R/N2n4/3K4/5B2 w - - 0 1)

Fleck, Ferenc

Il Problema, 1933

n7/B4N2/1r1pp3/7R/2Pkb2R/N2n4/3K4/5B2

#2

8 + 7

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Sc1
      • 2.Sc2#
      • 2.Sb5#
    • 1...Se1
      • 2.Sb5#
    • 1...Sb2
      • 2.Sc2#
      • 2.Sb5#
    • 1...Sf2
      • 2.Sc2#
      • 2.Sb5#
    • 1...Sb4
      • 2.Sb5#
    • 1...Sf4
      • 2.Sb5#
    • 1...Sc5
      • 2.Sc2#
  • Tries
    • 1.Bxb6+?
      • 1...Sc5
        • 2.Sc2#
        • 2.Sb5#
      • 1...Sxb6!
  • Keys
    • 1.Sd8!
      • threat
        • 2.Sc6#
        • 2.Sxe6#
      • 1...Se5
        • 2.Sxe6#
      • 1...d5
        • 2.Sxe6#
      • 1...e5
        • 2.Se6#
      • 1...Sb4
        • 2.Sb5#
        • 2.Sxe6#
      • 1...Sf4
        • 2.Sb5#
      • 1...Sc5
        • 2.Sc2#
      • 1...Sc7
        • 2.Sc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 2
  • Sets
    • S(a);::S(C)
    • S(a);N_SPINB(c)::S(C)
    • S(a);N_SPINR(d)::S(C)
  • Tries
    • Try
      • B(G);CHECK,XR(d)
      • Refutation
        • S(g);XB(G)
  • Actual
    • S(H);
    • Threat
      • DUALS(2)
    • Vars
      • S(a);::S(H),XP(f)
      • P(e);::S(H),XP(f)
      • P(f);::S(H)
      • S(a);N_SPINB(c)::S(C)
      • S(a);N_SPINR(d)::S(C)
      • S(g);::S(H)
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Developed and maintained by Brian Stephenson.
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