Parse this person name:

Benjamin Raynaud, 1688-1752, flourished 1708-1731
user
first_name: Benjamin
last_name: Raynaud
middle_names: []
temporal:
- start: 1688
  end: 1752
  type: life_span
- start: 1708
  end: 1731
  type: flourished
titles: []
extra_info: []
assistant