Parse this person name:

Klaus-Günter Matthäi, 1884-1924, flourished 1908-1919
user
first_name: Klaus-Günter
last_name: Matthäi
middle_names: []
temporal:
- start: 1884
  end: 1924
  type: life_span
- start: 1908
  end: 1919
  type: flourished
titles: []
extra_info: []
assistant