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Problem Display

PID: 178644 (4k3/4N3/4K3/4R3/4p3/8/8/4b3 w - - 0 1)

Hultberg, Gustav Herbert

Springaren, 1959

4k3/4N3/4K3/4R3/4p3/8/8/4b3

#3

3 + 3

6490	yacpdb	2018

SOLUTION

SOUND
Sets
- 1...Kd8
  - 2.Rc5
    - threat
      - 3.Rc8#
    - 2...Ke8
      - 3.Rc8#
- 1...Kf8
  - 2.Rg5
    - threat
      - 3.Rg8#
    - 2...Ke8
      - 3.Rg8#
Tries
- 1.Ra5?
  - threat
    - 2.Ra8#
  - 1...Kd8
    - 2.Rc5
      - threat
        3.Rc8#
      - 2...Ke8
        3.Rc8#
  - 1...Kf8
    - 2.Rg5
      - threat
        3.Rg8#
      - 2...Ke8
        3.Rg8#
  - 1...Bg3
    - 2.Ra8+
      - 2...Bb8
        3.Rxb8#
  - 1...Bxa5!
- 1.Rc5?
  - threat
    - 2.Rc8#
  - 1...Kf8
    - 2.Rg5
      - threat
        3.Rg8#
      - 2...Ke8
        3.Rg8#
  - 1...Ba5!
- 1.Rh5?
  - threat
    - 2.Rh8#
  - 1...Kd8
    - 2.Rc5
      - threat
        3.Rc8#
      - 2...Ke8
        3.Rc8#
  - 1...Kf8
    - 2.Rg5
      - threat
        3.Rg8#
      - 2...Ke8
        3.Rg8#
  - 1...Bc3!
Keys
- 1.Rg5!
  - threat
    - 2.Rg8#
  - 1...Kd8
    - 2.Rc5
      - threat
        3.Rc8#
      - 2...Ke8
        3.Rc8#

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