Parse this person name:

Alex Smits, 1303-1344, flourished 1332-1339
user
first_name: Alex
last_name: Smits
middle_names: []
temporal:
- start: 1303
  end: 1344
  type: life_span
- start: 1332
  end: 1339
  type: flourished
titles: []
extra_info: []
assistant