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Problem Display

PID: 161833 (B1k4K/3p1p2/3P4/8/8/8/7p/7R w - - 0 1)

Heinsfurter, L

Xadrez Brasileiro, 1933

B1k4K/3p1p2/3P4/8/8/8/7p/7R

#3

4 + 4

14986	White-Hume Collection	2017

SOLUTION

SOUND
Keys
- 1.Ra1!
  - threat
    - 2.Bh1
      - threat
        3.Ra8#
      - 2...Kb8
        3.Ra8#
      - 2...Kd8
        3.Ra8#
  - 1...h1Q+
    - 2.Bxh1
      - threat
        3.Ra8#
      - 2...Kb8
        3.Ra8#
      - 2...Kd8
        3.Ra8#
  - 1...h1R+
    - 2.Bxh1
      - threat
        3.Ra8#
      - 2...Kb8
        3.Ra8#
      - 2...Kd8
        3.Ra8#
  - 1...Kb8
    - 2.Bh1
      - threat
        3.Ra8#
      - 2...Kc8
        3.Ra8#
  - 1...Kd8
    - 2.Bh1
      - threat
        3.Ra8#
      - 2...Kc8
        3.Ra8#
      - 2...Ke8
        3.Ra8#
  - 1...h1S
    - 2.Bxh1
      - threat
        3.Ra8#
      - 2...Kb8
        3.Ra8#
      - 2...Kd8
        3.Ra8#
    - 2.Bg2
      - threat
        3.Ra8#
      - 2...Kb8
        3.Ra8#
      - 2...Kd8
        3.Ra8#
    - 2.Bf3
      - threat
        3.Ra8#
      - 2...Kb8
        3.Ra8#
      - 2...Kd8
        3.Ra8#
    - 2.Be4
      - threat
        3.Ra8#
      - 2...Kb8
        3.Ra8#
      - 2...Kd8
        3.Ra8#
    - 2.Bd5
      - threat
        3.Ra8#
      - 2...Kb8
        3.Ra8#
      - 2...Kd8
        3.Ra8#
  - 1...h1B
    - 2.Bxh1
      - threat
        3.Ra8#
      - 2...Kb8
        3.Ra8#
      - 2...Kd8
        3.Ra8#

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