MESON Chess Problem Database

Problem Display
PID: 160484 (8/5nN1/1K1p2N1/3k4/3n4/1P3P2/7b/B2B4 w - - 0 1)

Armeni, Alberto

Best Problems, 2011

8/5nN1/1K1p2N1/3k4/3n4/1P3P2/7b/B2B4

#2

7 + 5

SOLUTION

  • SOUND
  • Sets
    • 1...Be5
      • 2.Se7#
    • 1...Sc2
      • 2.Se7#
    • 1...Se2
      • 2.Se7#
    • 1...Sxb3
      • 2.Bxb3#
    • 1...Sxf3
      • 2.Bxf3#
    • 1...Sb5
      • 2.Se7#
    • 1...Se6
      • 2.Se7#
    • 1...Se5
      • 2.Se7#
  • Tries
    • 1.Bc2?
      • threat
        • 2.Be4#
      • 1...Sxc2
        • 2.Se7#
      • 1...Sxb3
        • 2.Bxb3#
      • 1...Sxf3
        • 2.Se7#
      • 1...Sg5!
  • Keys
    • 1.Be2!
      • threat
        • 2.Bc4#
      • 1...Sxe2
        • 2.Se7#
      • 1...Sxb3
        • 2.Se7#
      • 1...Sxf3
        • 2.Bxf3#
      • 1...Se5
        • 2.Se7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 0
    • REMOVED MATES = 4
  • Sets
    • B(a);SBLOCK::S(F)
    • S(b);::S(F)
    • S(b);OGATE,XP(C)::B(B),XS(b)
    • S(b);OGATE,XP(D)::B(B),XS(b)
    • S(e);SBLOCK::S(F)
  • Tries
    • Try
      • B(B);
      • Threat
        • B(B)
      • Vars
        • S(b);XB(B)::S(F)
        • S(b);OGATE,XP(C)::B(B),XS(b)
        • S(b);XP(D)::S(F)
      • Refutation
        • S(e);
  • Actual
    • B(B);
    • Threat
      • B(B)
    • Vars
      • S(b);XB(B)::S(F)
      • S(b);XP(C)::S(F)
      • S(b);OGATE,XP(D)::B(B),XS(b)
      • S(e);SBLOCK::S(F)
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