Parse this person name:

Stephen Whitehead, 1481-1536, flourished 1509-1531
user
first_name: Stephen
last_name: Whitehead
middle_names: []
temporal:
- start: 1481
  end: 1536
  type: life_span
- start: 1509
  end: 1531
  type: flourished
titles: []
extra_info: []
assistant