Parse this person name:

Sarah Duffy (1936-1984, flourished 1955-1966)
user
first_name: Sarah
last_name: Duffy
middle_names: []
temporal:
- start: 1936
  end: 1984
  type: life_span
- start: 1955
  end: 1966
  type: flourished
titles: []
extra_info: []
assistant