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Problem Display

PID: 268266 (K7/4p3/3p4/3k4/8/8/8/2Q2BB1 w - - 0 1)

Steinweg, Richard

Die Schwalbe, 1931

K7/4p3/3p4/3k4/8/8/8/2Q2BB1

#3

4 + 3

SOLUTION

SOUND
Sets
- 1...e5
  - 2.Qc4#
- 1...e6
  - 2.Bg2+
    - 2...Ke5
      - 3.Qg5#
  - 2.Bd3
    - 2...Ke5
      - 3.Qg5#
    - 2...e5
      - 3.Qc4#
Tries
- 1.Bd3?
  - 1...Ke5
    - 2.Qg5+
      - 2...Ke6
        3.Qf5#
  - 1...e6
    - 2.Ka7
      - 2...Ke5
        3.Qg5#
      - 2...e5
        3.Qc4#
    - 2.Kb7
      - 2...Ke5
        3.Qg5#
      - 2...e5
        3.Qc4#
    - 2.Kb8
      - 2...Ke5
        3.Qg5#
      - 2...e5
        3.Qc4#
    - 2.Bf2
      - 2...Ke5
        3.Qg5#
      - 2...e5
        3.Qc4#
    - 2.Bb6
      - 2...Ke5
        3.Qg5#
      - 2...e5
        3.Qc4#
    - 2.Ba7
      - 2...Ke5
        3.Qg5#
      - 2...e5
        3.Qc4#
    - 2.Qc3
      - 2...e5
        3.Qc4#
    - 2.Qc4+
      - 2...Ke5
        3.Qd4#
  - 1...Ke6!
- 1.Bh2?
  - threat
    - 2.Qc4#
  - 1...Kd4
    - 2.Qc4+
      - 2...Ke3
        3.Qf4#
  - 1...Ke4
    - 2.Qf4+
      - 2...Kd5
        3.Qc4#
  - 1...Ke6!
Keys
- 1.Bh3!
  - 1...Ke4
    - 2.Qc4+
      - 2...Kf3
        3.Qg4#
      - 2...Ke5
        3.Qd4#
  - 1...Ke5
    - 2.Qg5+
      - 2...Ke4
        3.Qf5#
  - 1...e5
    - 2.Qf1
      - 2...Ke4
        3.Bg2#
      - 2...Kc6
        3.Qc4#
      - 2...e4
        3.Qb5#
  - 1...e6
    - 2.Bg2+
      - 2...Ke5
        3.Qg5#

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Developed and maintained by Brian Stephenson.
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