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Problem Display

PID: 3385 (Q1r1B3/Pp6/kN1P4/8/7K/3P4/3P4/8 w - - 0 1)

Orlimont, PA (= Ernst Krieger)

Pfalzischer Merkur, 1934

Q1r1B3/Pp6/kN1P4/8/7K/3P4/3P4/8

#3

8 + 3

SOLUTION

SOUND
Sets
- 1...Rb8
  - 2.axb8Q+
    - 2...Kxb6
      - 3.Qba7#
      - 3.Qc7#
      - 3.Qaa7#
  - 2.axb8B+
    - 2...Kxb6
      - 3.Qa7#
Tries
- 1.Sxc8?
  - 1...b5
    - 2.Qe4
      - threat
        3.a8Q#
        3.a8R#
      - 2...Ka5
        3.a8Q#
        3.a8R#
    - 2.Qd5
      - threat
        3.Qxb5#
        3.a8Q#
        3.a8R#
      - 2...Ka5
        3.Qxb5#
    - 2.Qc6+
      - 2...Ka5
        3.Qxb5#
    - 2.Qb8
      - threat
        3.Qxb5#
        3.Qb6#
        3.a8Q#
        3.a8R#
      - 2...Ka5
        3.Qxb5#
  - 1...b6
    - 2.Qe4
      - threat
        3.a8Q#
        3.a8R#
      - 2...Ka5
        3.Qa4#
        3.a8Q#
        3.a8R#
    - 2.Qd5
      - 2...b5
        3.Qxb5#
        3.a8Q#
        3.a8R#
    - 2.Qc6
      - 2...Ka5
        3.Qa4#
        3.Qb5#
        3.Qxb6#
    - 2.Qb8
      - threat
        3.Qxb6#
        3.a8Q#
        3.a8R#
      - 2...Ka5
        3.Qxb6#
  - 1...Ka5!
Keys
- 1.Qxb7+!
  - 1...Ka5
    - 2.a8Q+
      - 2...Kb4
        3.Sd7#
      - 2...Rxa8
        3.Sc4#
    - 2.a8R+
      - 2...Kb4
        3.Sd7#
      - 2...Rxa8
        3.Sc4#
  - 1...Kxb7
    - 2.Sxc8
      - 2...Ka6
        3.a8Q#
      - 2...Ka8
        3.Bc6#
      - 2...Kxc8
        3.a8Q#

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