Parse this person name:

Cynthia Lewis-Thompson (1947-1992, flourished 1970-1987)
user
first_name: Cynthia
last_name: Lewis-Thompson
middle_names: []
temporal:
- start: 1947
  end: 1992
  type: life_span
- start: 1970
  end: 1987
  type: flourished
titles: []
extra_info: []
assistant