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Problem Display

PID: 4214 (5r2/p2R1P1k/5p1p/8/q7/1p6/PP4QP/K7 w - - 0 1)

Brieger, Robert A

Source?, 0000

5r2/p2R1P1k/5p1p/8/q7/1p6/PP4QP/K7

#3

7 + 7

SOLUTION

SOUND
Sets
- 1...Rxf7
  - 2.Rxf7+
    - 2...Kh8
      - 3.Qg7#
- 1...Ra8
  - 2.f8Q+
    - 2...Qxd7
      - 3.Qgg8#
  - 2.f8S+
    - 2...Kh8
      - 3.Rh7#
      - 3.Qg7#
  - 2.f8R+
    - 2...Qxd7
      - 3.Qg8#
- 1...Rb8
  - 2.f8Q+
    - 2...Qxd7
      - 3.Qgg8#
  - 2.f8S+
    - 2...Kh8
      - 3.Rh7#
      - 3.Qg7#
  - 2.f8R+
    - 2...Qxd7
      - 3.Qg8#
- 1...Rc8
  - 2.f8Q+
    - 2...Qxd7
      - 3.Qgg8#
  - 2.f8S+
    - 2...Kh8
      - 3.Rh7#
      - 3.Qg7#
  - 2.f8R+
    - 2...Qxd7
      - 3.Qg8#
- 1...Rd8
  - 2.f8Q+
    - 2...Qxd7
      - 3.Qgg8#
    - 2...Rxd7
      - 3.Qgg8#
      - 3.Qfg8#
  - 2.f8S+
    - 2...Kh8
      - 3.Rh7#
      - 3.Qg7#
  - 2.f8R+
    - 2...Qxd7
      - 3.Qg8#
    - 2...Rxd7
      - 3.Qg8#
- 1...Re8
  - 2.fxe8Q+
    - 2...Qxd7
      - 3.Qgg6#
      - 3.Qgg8#
      - 3.Qeg8#
  - 2.fxe8R+
    - 2...Qxd7
      - 3.Qg8#
  - 2.f8Q+
    - 2...Qxd7
      - 3.Qgg8#
    - 2...Re7
      - 3.Rxe7#
      - 3.Qgg8#
      - 3.Qfg8#
  - 2.f8S+
    - 2...Kh8
      - 3.Rh7#
      - 3.Qg7#
  - 2.f8R+
    - 2...Qxd7
      - 3.Qg8#
    - 2...Re7
      - 3.Rxe7#
      - 3.Qg8#
- 1...Rg8
  - 2.Qxg8#
  - 2.fxg8Q#
- 1...Rh8
  - 2.f8S#
Tries
- 1.Qg6+?
  - 1...Kh8
    - 2.Qxh6#
  - 1...Kxg6!
Keys
- 1.Qg8+!
  - 1...Rxg8
    - 2.f8S+
      - 2...Kh8
        3.Rh7#

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