Parse this person name:

Sebastián Roman (1802-1850, flourished 1827-1845)
user
first_name: Sebastián
last_name: Roman
middle_names: []
temporal:
- start: 1802
  end: 1850
  type: life_span
- start: 1827
  end: 1845
  type: flourished
titles: []
extra_info: []
assistant