Parse this person name:

Rebecca Clark, 1943-1983, flourished 1962-1978
user
first_name: Rebecca
last_name: Clark
middle_names: []
temporal:
- start: 1943
  end: 1983
  type: life_span
- start: 1962
  end: 1978
  type: flourished
titles: []
extra_info: []
assistant