Parse this person name:

Ellen Dean, 1685-1761, flourished 1700-1722
user
first_name: Ellen
last_name: Dean
middle_names: []
temporal:
- start: 1685
  end: 1761
  type: life_span
- start: 1700
  end: 1722
  type: flourished
titles: []
extra_info: []
assistant