Parse this person name:

Robert Godard-Benard, 1818-1863, flourished 1843-1853
user
first_name: Robert
last_name: Godard-Benard
middle_names: []
temporal:
- start: 1818
  end: 1863
  type: life_span
- start: 1843
  end: 1853
  type: flourished
titles: []
extra_info: []
assistant