Parse this person name:

Zacharie Coste, 1261-1324, flourished 1289-1317
user
first_name: Zacharie
last_name: Coste
middle_names: []
temporal:
- start: 1261
  end: 1324
  type: life_span
- start: 1289
  end: 1317
  type: flourished
titles: []
extra_info: []
assistant