Parse this person name:

Marcelle Legendre, 1714-1758, flourished 1729-1753
user
first_name: Marcelle
last_name: Legendre
middle_names: []
temporal:
- start: 1714
  end: 1758
  type: life_span
- start: 1729
  end: 1753
  type: flourished
titles: []
extra_info: []
assistant