Parse this person name:

Fiene Sterkman (1720-1794, flourished 1749-1768)
user
first_name: Fiene
last_name: Sterkman
middle_names: []
temporal:
- start: 1720
  end: 1794
  type: life_span
- start: 1749
  end: 1768
  type: flourished
titles: []
extra_info: []
assistant