Parse this person name:

John Stewart (1460-1540, flourished 1480-1504)
user
first_name: John
last_name: Stewart
middle_names: []
temporal:
- start: 1460
  end: 1540
  type: life_span
- start: 1480
  end: 1504
  type: flourished
titles: []
extra_info: []
assistant