Parse this person name:

Mohamed Willemsen, 1299-1348, flourished 1325-1338
user
first_name: Mohamed
last_name: Willemsen
middle_names: []
temporal:
- start: 1299
  end: 1348
  type: life_span
- start: 1325
  end: 1338
  type: flourished
titles: []
extra_info: []
assistant