Parse this person name:

Willem Broek, 1307-1365, flourished 1335-1347
user
first_name: Willem
last_name: Broek
middle_names: []
temporal:
- start: 1307
  end: 1365
  type: life_span
- start: 1335
  end: 1347
  type: flourished
titles: []
extra_info: []
assistant