Parse this person name:

Simon Gieß, 1811-1882, flourished 1835-1862
user
first_name: Simon
last_name: Gieß
middle_names: []
temporal:
- start: 1811
  end: 1882
  type: life_span
- start: 1835
  end: 1862
  type: flourished
titles: []
extra_info: []
assistant