Parse this person name:

Charles Dennis (1843-1886, flourished 1866-1881)
user
first_name: Charles
last_name: Dennis
middle_names: []
temporal:
- start: 1843
  end: 1886
  type: life_span
- start: 1866
  end: 1881
  type: flourished
titles: []
extra_info: []
assistant