Parse this person name:

Lucas Roukes, 1834-1883, flourished 1849-1868
user
first_name: Lucas
last_name: Roukes
middle_names: []
temporal:
- start: 1834
  end: 1883
  type: life_span
- start: 1849
  end: 1868
  type: flourished
titles: []
extra_info: []
assistant