Parse this person name:

Benjamin Turner, 1836-1909, flourished 1854-1867
user
first_name: Benjamin
last_name: Turner
middle_names: []
temporal:
- start: 1836
  end: 1909
  type: life_span
- start: 1854
  end: 1867
  type: flourished
titles: []
extra_info: []
assistant