Parse this person name:

Sarah Kemp, 1784-1847, flourished 1808-1819
user
first_name: Sarah
last_name: Kemp
middle_names: []
temporal:
- start: 1784
  end: 1847
  type: life_span
- start: 1808
  end: 1819
  type: flourished
titles: []
extra_info: []
assistant