MESON Chess Problem Database

Problem Display
PID: 140851 (8/8/1Q2pN2/4pp2/3p1k1K/5p2/2n2B2/8 w - - 0 1)

Stojnic, Mihailo

Mat Plus, 1996

8/8/1Q2pN2/4pp2/3p1k1K/5p2/2n2B2/8

#2

4 + 7

6490 yacpdb 2011

SOLUTION

  • SOUND
  • Sets
    • 1...Se3
      • 2.Bg3#
    • 1...d3
      • 2.Bg3#
  • Tries
    • 1.Qc7?
      • 1...Sa1
        • 2.Qc1#
      • 1...Se1
        • 2.Qc1#
      • 1...Sa3
        • 2.Qc1#
      • 1...Se3
        • 2.Bg3#
      • 1...Sb4
        • 2.Qc1#
      • 1...d3!
  • Keys
    • 1.Qc5!
      • 1...Sa1
        • 2.Qc1#
      • 1...Se1
        • 2.Qc1#
      • 1...Sa3
        • 2.Qc1#
      • 1...Se3
        • 2.Bg3#
      • 1...Sb4
        • 2.Qc1#
      • 1...d3
        • 2.Bg3#
      • 1...e4
        • 2.Sh5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • S(a);SBLOCK::B(A)
    • P(c);::B(A)
  • Tries
    • Try
      • Q(C);P_PINP(e)
      • Vars
        • S(a);OGATE::QAB(C)
        • S(a);SBLOCK::B(A)
      • Refutation
        • P(c);
  • Actual
    • Q(C);
    • Vars
      • S(a);OGATE::QAB(C)
      • S(a);SBLOCK::B(A)
      • P(c);::B(A)
      • P(e);SBLOCK::S(D)
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