Parse this person name:

Gregory Smith (1681-1748, flourished 1705-1725)
user
first_name: Gregory
last_name: Smith
middle_names: []
temporal:
- start: 1681
  end: 1748
  type: life_span
- start: 1705
  end: 1725
  type: flourished
titles: []
extra_info: []
assistant