MESON Chess Problem Database

Problem Display
PID: 247292 (3B4/8/1P1K4/7B/2kp4/Q7/8/8 w - - 0 1)

Alekseev, Yuri Mikhailovich

64 Shakhmatnoe obozrenie, 2021

3B4/8/1P1K4/7B/2kp4/Q7/8/8

#2

5 + 2

SOLUTION

  • SOUND
  • Tries
    • 1.Bg6?
      • threat
        • 2.Bd3#
      • 1...Kb5
        • 2.Bd3#
      • 1...d3!
    • 1.Bf6?
      • 1...d3
        • 2.Qa4#
      • 1...Kb5!
    • 1.Qb2?
      • 1...d3
        • 2.Bf7#
      • 1...Kd3!
  • Keys
    • 1.Bd1!
      • threat
        • 2.Qb3#
      • 1...Kb5
        • 2.Qa4#
      • 1...d3
        • 2.Qc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(B);
      • Threat
        • B(B)
      • Vars
        • K(a);S_FLIGHT::B(B)
      • Refutation
        • P(b);
    • Try
      • B(E);
      • Vars
        • P(b);SBLOCK::QAR2(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(A);
      • Vars
        • P(b);SBLOCK::B(B)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • B(B);
    • Threat
      • QAB1(A)
    • Vars
      • K(a);S_FLIGHT::QAB1(A)
      • P(b);SBLOCK::QAR1(A)
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