Parse this person name:

Thomas Lefebvre, 1338-1404, flourished 1360-1370
user
first_name: Thomas
last_name: Lefebvre
middle_names: []
temporal:
- start: 1338
  end: 1404
  type: life_span
- start: 1360
  end: 1370
  type: flourished
titles: []
extra_info: []
assistant