Parse this person name:

Roger Ferrand, 1515-1579, flourished 1539-1552
user
first_name: Roger
last_name: Ferrand
middle_names: []
temporal:
- start: 1515
  end: 1579
  type: life_span
- start: 1539
  end: 1552
  type: flourished
titles: []
extra_info: []
assistant