Parse this person name:

John Grant, 1525-1589, flourished 1543-1572
user
first_name: John
last_name: Grant
middle_names: []
temporal:
- start: 1525
  end: 1589
  type: life_span
- start: 1543
  end: 1572
  type: flourished
titles: []
extra_info: []
assistant