Parse this person name:

Gregory Osborne, 1635-1691, flourished 1650-1678
user
first_name: Gregory
last_name: Osborne
middle_names: []
temporal:
- start: 1635
  end: 1691
  type: life_span
- start: 1650
  end: 1678
  type: flourished
titles: []
extra_info: []
assistant