MESON Chess Problem Database

Problem Display
PID: 23772 (1N6/4Q3/8/2B5/2kp2B1/8/1K6/8 w - - 0 1)

Balashov, Evgeny Fedorovich

Sakkelet, 1996

1N6/4Q3/8/2B5/2kp2B1/8/1K6/8

#2

5 + 2

SOLUTION

  • SOUND
  • Sets
    • 1...Kd3
      • 2.Qe2#
  • Tries
    • 1.Bb4?
      • 1...Kd3
        • 2.Be2#
        • 2.Qe2#
      • 1...Kd5
        • 2.Qe6#
      • 1...d3
        • 2.Qc5#
      • 1...Kb5!
    • 1.Bb6?
      • 1...Kd3
        • 2.Qe2#
      • 1...Kd5
        • 2.Qe6#
      • 1...d3
        • 2.Qc5#
      • 1...Kb5!
    • 1.Ba7?
      • 1...Kd3
        • 2.Qe2#
      • 1...Kd5
        • 2.Qe6#
      • 1...d3
        • 2.Qc5#
      • 1...Kb5!
  • Keys
    • 1.Ba3!
      • 1...Kd3
        • 2.Qe2#
      • 1...Kb5
        • 2.Qb4#
      • 1...Kd5
        • 2.Qe6#
      • 1...d3
        • 2.Qc5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::QAB1(D)
  • Tries
    • Try
      • B(C);
      • Vars
        • K(a);S_FLIGHT::QAB1(D)
        • P(b);SBLOCK::QAR1(D)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(C);
      • Vars
        • K(a);S_FLIGHT::QAB1(D)
        • P(b);SBLOCK::QAR1(D)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(C);
      • Vars
        • K(a);S_FLIGHT::QAB1(D)
        • P(b);SBLOCK::QAR1(D)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • B(C);
    • Vars
      • K(a);S_FLIGHT::QAB1(D)
      • K(a);S_FLIGHT::QAR1(D)
      • P(b);SBLOCK::QAR1(D)
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