Parse this person name:

William Parker, 1730-1791, flourished 1745-1774
user
first_name: William
last_name: Parker
middle_names: []
temporal:
- start: 1730
  end: 1791
  type: life_span
- start: 1745
  end: 1774
  type: flourished
titles: []
extra_info: []
assistant