Parse this person name:

Guy Lagarde'Denis, 1257-1308, flourished 1285-1303
user
first_name: Guy
last_name: Lagarde'Denis
middle_names: []
temporal:
- start: 1257
  end: 1308
  type: life_span
- start: 1285
  end: 1303
  type: flourished
titles: []
extra_info: []
assistant