MESON Chess Problem Database

Problem Display
PID: 97721 (8/8/P5K1/1pBk4/1P1P4/8/P5P1/4Q3 w - - 0 1)

Dukic, Milenko

Problemas, 1980

8/8/P5K1/1pBk4/1P1P4/8/P5P1/4Q3

#2

8 + 2

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Qb1?
      • 1...Kc4
        • 2.Qb3#
      • 1...Ke6
        • 2.Qf5#
      • 1...Kc6!
    • 1.Qf1?
      • 1...Ke4
        • 2.Qf3#
      • 1...Ke6
        • 2.Qf5#
        • 2.Qf7#
      • 1...Kc6!
    • 1.Qe3?
      • 1...Kc4
        • 2.Qb3#
      • 1...Kc6!
    • 1.Qe5+?
      • 1...Kc6
        • 2.Qd6#
      • 1...Kc4!
    • 1.Qe7?
      • 1...Kc6
        • 2.Qd6#
        • 2.Qb7#
      • 1...Kc4!
  • Keys
    • 1.Qg3!
      • 1...Kc4
        • 2.Qb3#
      • 1...Ke4
        • 2.Qf3#
      • 1...Kc6
        • 2.Qd6#
      • 1...Ke6
        • 2.Qd6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);
      • Vars
        • K(b);S_FLIGHT::QAB1(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(A);
      • Vars
        • K(b);S_FLIGHT::QAB1(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(A);
      • Vars
        • K(b);S_FLIGHT::QAB1(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(A);CHECK
      • Vars
        • K(b);S_FLIGHT::QAR1(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(A);
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • Q(A);
    • Vars
      • K(b);S_FLIGHT::QAB1(A)
      • K(b);S_FLIGHT::QAR1(A)
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