Parse this person name:

Lauren de Swart (1904-1957, flourished 1933-1951)
user
first_name: Lauren
last_name: de Swart
middle_names: []
temporal:
- start: 1904
  end: 1957
  type: life_span
- start: 1933
  end: 1951
  type: flourished
titles: []
extra_info: []
assistant