Parse this person name:

Kay-Uwe Langern-Hethur (1282-1347, flourished 1310-1332)
user
first_name: Kay-Uwe
last_name: Langern-Hethur
middle_names: []
temporal:
- start: 1282
  end: 1347
  type: life_span
- start: 1310
  end: 1332
  type: flourished
titles: []
extra_info: []
assistant