Parse this person name:

Karen Williams (1507-1556, flourished 1522-1551)
user
first_name: Karen
last_name: Williams
middle_names: []
temporal:
- start: 1507
  end: 1556
  type: life_span
- start: 1522
  end: 1551
  type: flourished
titles: []
extra_info: []
assistant