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Problem Display

PID: 14107 (8/6Q1/1b1pp2K/7p/8/2Npk1p1/8/1b1B1R2 w - - 0 1)

Knotek, Ladislav

Prager Presse, 1921

8/6Q1/1b1pp2K/7p/8/2Npk1p1/8/1b1B1R2

#3

5 + 8

SOLUTION

SOUND
Sets
- 1...Bd4
  - 2.Qg5#
- 1...d2
  - 2.Rf3#
Tries
- 1.Sd5+?
  - 1...Ke4
    - 2.Bf3+
      - 2...Kf5
        3.Qf6#
        3.Qg5#
  - 1...exd5!
- 1.Qe5+?
  - 1...Kd2
    - 2.Sxb1+
      - 2...Kc1
        3.Bb3#
        3.Ba4#
    - 2.Se4+
      - 2...Kc1
        3.Bb3#
        3.Ba4#
      - 2...Ke3
        3.Re1#
        3.Rf3#
  - 1...dxe5!
- 1.Qf6?
  - threat
    - 2.Qf4#
  - 1...Kd2
    - 2.Sxb1+
      - 2...Kc1
        3.Bb3#
        3.Ba4#
      - 2...Ke3
        3.Re1#
        3.Qf4#
    - 2.Se4+
      - 2...Kc1
        3.Bb3#
        3.Ba4#
      - 2...Ke3
        3.Re1#
  - 1...e5!
Keys
- 1.Sb5!
  - threat
    - 2.Qg5+
      - 2...Ke4
        3.Bf3#
  - 1...Kd2
    - 2.Qc3+
      - 2...Ke3
        3.Qe1#
  - 1...Ke4
    - 2.Bf3+
      - 2...Ke3
        3.Qg5#
      - 2...Kf4
        3.Qg5#
      - 2...Kf5
        3.Qg5#
  - 1...Bd4
    - 2.Qxd4+
      - 2...Kd2
        3.Qf4#
    - 2.Qg5+
      - 2...Ke4
        3.Sxd6#
        3.Bf3#
  - 1...Bc7
    - 2.Qd4+
      - 2...Kd2
        3.Qf4#
    - 2.Qg5+
      - 2...Ke4
        3.Bf3#
        3.Re1#
  - 1...Bd8
    - 2.Qd4+
      - 2...Kd2
        3.Qf4#
  - 1...d2
    - 2.Rf3+
      - 2...Ke4
        3.Sc3#
  - 1...d5
    - 2.Qg5+
      - 2...Ke4
        3.Bf3#
        3.Qf4#

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