Parse this person name:

Étienne Masson, 1679-1733, flourished 1709-1723
user
first_name: Étienne
last_name: Masson
middle_names: []
temporal:
- start: 1679
  end: 1733
  type: life_span
- start: 1709
  end: 1723
  type: flourished
titles: []
extra_info: []
assistant