Parse this person name:

Eline Feenstra (1940-2019, flourished 1970-1984)
user
first_name: Eline
last_name: Feenstra
middle_names: []
temporal:
- start: 1940
  end: 2019
  type: life_span
- start: 1970
  end: 1984
  type: flourished
titles: []
extra_info: []
assistant