Parse this person name:

Marianne Morvan, 1924-2000, flourished 1949-1975
user
first_name: Marianne
last_name: Morvan
middle_names: []
temporal:
- start: 1924
  end: 2000
  type: life_span
- start: 1949
  end: 1975
  type: flourished
titles: []
extra_info: []
assistant