Parse this person name:

Klaus-Günter Hethur, 1635-1678, flourished 1655-1673
user
first_name: Klaus-Günter
last_name: Hethur
middle_names: []
temporal:
- start: 1635
  end: 1678
  type: life_span
- start: 1655
  end: 1673
  type: flourished
titles: []
extra_info: []
assistant