Parse this person name:

Thijmen Poncelet, 1369-1418, flourished 1391-1410
user
first_name: Thijmen
last_name: Poncelet
middle_names: []
temporal:
- start: 1369
  end: 1418
  type: life_span
- start: 1391
  end: 1410
  type: flourished
titles: []
extra_info: []
assistant