Parse this person name:

Gilbert Guyon-Grenier (1296-1373, flourished 1323-1346)
user
first_name: Gilbert
last_name: Guyon-Grenier
middle_names: []
temporal:
- start: 1296
  end: 1373
  type: life_span
- start: 1323
  end: 1346
  type: flourished
titles: []
extra_info: []
assistant