Parse this person name:

John Bennett (1942-2020, flourished 1957-1981)
user
first_name: John
last_name: Bennett
middle_names: []
temporal:
- start: 1942
  end: 2020
  type: life_span
- start: 1957
  end: 1981
  type: flourished
titles: []
extra_info: []
assistant