MESON Chess Problem Database

Problem Display
PID: 97740 (5K2/7p/7P/6k1/3P1NP1/B7/2Q5/8 w - - 0 1)

Dukic, Milenko

Problemas, 1969

5K2/7p/7P/6k1/3P1NP1/B7/2Q5/8

#2

7 + 2

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Kf6
      • 2.Be7#
      • 2.Qf5#
  • Tries
    • 1.Sg2?
      • 1...Kf6
        • 2.Qf5#
      • 1...Kxh6
        • 2.Bc1#
      • 1...Kxg4!
    • 1.Qf5+?
      • 1...Kxh6
        • 2.Qh5#
        • 2.Qf6#
        • 2.g5#
      • 1...Kh4!
    • 1.Qf2?
      • 1...Kf6
        • 2.Be7#
        • 2.Qh4#
      • 1...Kxh6
        • 2.Qh4#
      • 1...Kxg4!
    • 1.Qh2?
      • 1...Kf6
        • 2.Be7#
        • 2.Qh4#
      • 1...Kxg4!
  • Keys
    • 1.Qg2!
      • 1...Kxf4
        • 2.Bc1#
      • 1...Kh4
        • 2.Be7#
      • 1...Kf6
        • 2.Be7#
      • 1...Kxh6
        • 2.g5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);
      • Vars
        • K(a);S_FLIGHT::QAR1(A)
        • K(a);S_FLIGHT,XP(F)::B(B)
      • Refutation
        • K(a);P-FLIGHT,XP(E)
    • Try
      • Q(A);CHECK
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(A);
      • Vars
        • K(a);S_FLIGHT,XP(F)::QAR2(A)
      • Refutation
        • K(a);P-FLIGHT,XP(E)
    • Try
      • Q(A);
      • Refutation
        • K(a);P-FLIGHT,XP(E)
  • Actual
    • Q(A);
    • Vars
      • K(a);OGATEB,S_FLIGHT,XS(D)::B(B)
      • K(a);S_FLIGHT::B(B)
      • K(a);OGATE,S_FLIGHT,XP(F)::P(E)
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