Parse this person name:

Yfke Lafleur (1280-1349, flourished 1304-1319)
user
first_name: Yfke
last_name: Lafleur
middle_names: []
temporal:
- start: 1280
  end: 1349
  type: life_span
- start: 1304
  end: 1319
  type: flourished
titles: []
extra_info: []
assistant