Parse this person name:

Yves Lemonnier, 1249-1291, flourished 1271-1286
user
first_name: Yves
last_name: Lemonnier
middle_names: []
temporal:
- start: 1249
  end: 1291
  type: life_span
- start: 1271
  end: 1286
  type: flourished
titles: []
extra_info: []
assistant