Parse this person name:

Olaf Winters, 1781-1823, flourished 1803-1818
user
first_name: Olaf
last_name: Winters
middle_names: []
temporal:
- start: 1781
  end: 1823
  type: life_span
- start: 1803
  end: 1818
  type: flourished
titles: []
extra_info: []
assistant