MESON Chess Problem Database

Problem Display
PID: 99417 (5Q2/8/R7/8/2kB2p1/2P3N1/8/5K2 w - - 0 1)

Szabo, B Jozsef

Magyar Sakkelet, 1997

5Q2/8/R7/8/2kB2p1/2P3N1/8/5K2

#2

6 + 2

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Kd5
      • 2.Qc5#
      • 2.Qf7#
      • 2.Qg8#
  • Tries
    • 1.Rb6?
      • 1...Kd5
        • 2.Qc5#
        • 2.Qf7#
        • 2.Qg8#
      • 1...Kd3!
    • 1.Qa3?
      • 1...Kb5
        • 2.Qa4#
      • 1...Kd5
        • 2.Qc5#
        • 2.Qa2#
        • 2.Qb3#
      • 1...Kd3!
    • 1.Qb4+?
      • 1...Kd5
        • 2.Rd6#
        • 2.Qc5#
        • 2.Qb3#
        • 2.Qb5#
      • 1...Kd3!
    • 1.Qe7?
      • 1...Kd3
        • 2.Qe2#
      • 1...Kb5
        • 2.Qe2#
      • 1...Kd5
        • 2.Qc5#
        • 2.Qe6#
        • 2.Qf7#
      • 1...Kb3!
    • 1.Qb8?
      • 1...Kd5
        • 2.Qb3#
        • 2.Qb5#
        • 2.Qg8#
      • 1...Kd3!
    • 1.Qe8?
      • 1...Kd3
        • 2.Qe2#
      • 1...Kd5
        • 2.Qb5#
        • 2.Qc6#
        • 2.Qf7#
        • 2.Qe6#
        • 2.Qg8#
      • 1...Kb3!
  • Keys
    • 1.Qf2!
      • 1...Kb3
        • 2.Qa2#
      • 1...Kd3
        • 2.Qe2#
      • 1...Kb5
        • 2.Qe2#
      • 1...Kd5
        • 2.Qa2#
        • 2.Qf7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(E);
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(F);
      • Vars
        • K(a);S_FLIGHT::QAB1(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(F);CHECK
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(F);
      • Vars
        • K(a);S_FLIGHT::QAB1(F)
        • K(a);S_FLIGHT::QAB(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(F);
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(F);
      • Vars
        • K(a);S_FLIGHT::QAB1(F)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • Q(F);
    • Vars
      • K(a);S_FLIGHT::QAB1(F)
      • K(a);S_FLIGHT::QAB(F)
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