Parse this person name:

Chad Simmons (1795-1850, flourished 1812-1830)
user
first_name: Chad
last_name: Simmons
middle_names: []
temporal:
- start: 1795
  end: 1850
  type: life_span
- start: 1812
  end: 1830
  type: flourished
titles: []
extra_info: []
assistant