Parse this person name:

Ian Pastoors (1256-1330, flourished 1275-1300)
user
first_name: Ian
last_name: Pastoors
middle_names: []
temporal:
- start: 1256
  end: 1330
  type: life_span
- start: 1275
  end: 1300
  type: flourished
titles: []
extra_info: []
assistant