Parse this person name:

Marguerite Monnier (1904-1972, flourished 1925-1950)
user
first_name: Marguerite
last_name: Monnier
middle_names: []
temporal:
- start: 1904
  end: 1972
  type: life_span
- start: 1925
  end: 1950
  type: flourished
titles: []
extra_info: []
assistant