Parse this person name:

Megan Williams (1936-1988, flourished 1966-1983)
user
first_name: Megan
last_name: Williams
middle_names: []
temporal:
- start: 1936
  end: 1988
  type: life_span
- start: 1966
  end: 1983
  type: flourished
titles: []
extra_info: []
assistant