Parse this person name:

Samuel Crosby, 1819-1882, flourished 1848-1863
user
first_name: Samuel
last_name: Crosby
middle_names: []
temporal:
- start: 1819
  end: 1882
  type: life_span
- start: 1848
  end: 1863
  type: flourished
titles: []
extra_info: []
assistant