Parse this person name:

Simon de Vos, 1923-1981, flourished 1939-1955
user
first_name: Simon
last_name: de Vos
middle_names: []
temporal:
- start: 1923
  end: 1981
  type: life_span
- start: 1939
  end: 1955
  type: flourished
titles: []
extra_info: []
assistant