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Problem Display

PID: 196320 (8/8/8/4k3/7K/Q5P1/2BP1p2/8 w - - 0 1)

van den Boom, C

Op de Hoogte, 1914

8/8/8/4k3/7K/Q5P1/2BP1p2/8

#3

5 + 2

SOLUTION

SOUND
Keys
- 1.Bb3!
  - threat
    - 2.Qc5+
      - 2...Ke4
        3.Qd5#
      - 2...Kf6
        3.Qg5#
    - 2.Qe7+
      - 2...Kd4
        3.Qe3#
      - 2...Kf5
        3.Bc2#
        3.Qe6#
  - 1...Kd4
    - 2.Qd6+
      - 2...Ke4
        3.Qd5#
  - 1...Ke4
    - 2.Qe7+
      - 2...Kd3
        3.Qe3#
      - 2...Kf3
        3.Bd5#
      - 2...Kd4
        3.Qe3#
      - 2...Kf5
        3.Bc2#
        3.Qe6#
  - 1...Kf5
    - 2.Qd6
      - threat
        3.Bc2#
        3.Qe6#
      - 2...Ke4
        3.Qd5#
  - 1...Kf6
    - 2.Qf8+
      - 2...Ke5
        3.Qf4#
      - 2...Kg6
        3.Bc2#
  - 1...f1Q
    - 2.Qc5+
      - 2...Ke4
        3.Qd5#
      - 2...Kf6
        3.Qg5#
    - 2.Qe7+
      - 2...Kd4
        3.Qe3#
      - 2...Kf5
        3.Qe6#
  - 1...f1S
    - 2.Qc5+
      - 2...Ke4
        3.Qd5#
      - 2...Kf6
        3.Qg5#
  - 1...f1B
    - 2.Qc5+
      - 2...Ke4
        3.Qd5#
      - 2...Kf6
        3.Qg5#
    - 2.Qe7+
      - 2...Kd4
        3.Qe3#
      - 2...Kf5
        3.Qe6#

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