Parse this person name:

Étienne Weiss, 1845-1901, flourished 1866-1891
user
first_name: Étienne
last_name: Weiss
middle_names: []
temporal:
- start: 1845
  end: 1901
  type: life_span
- start: 1866
  end: 1891
  type: flourished
titles: []
extra_info: []
assistant