Parse this person name:

Margaret Pierre (1778-1829, flourished 1795-1821)
user
first_name: Margaret
last_name: Pierre
middle_names: []
temporal:
- start: 1778
  end: 1829
  type: life_span
- start: 1795
  end: 1821
  type: flourished
titles: []
extra_info: []
assistant