Parse this person name:

Antoine Mercier (1908-1978, flourished 1930-1960)
user
first_name: Antoine
last_name: Mercier
middle_names: []
temporal:
- start: 1908
  end: 1978
  type: life_span
- start: 1930
  end: 1960
  type: flourished
titles: []
extra_info: []
assistant