Parse this person name:

Sten Ulrich (1854-1932, flourished 1880-1907)
user
first_name: Sten
last_name: Ulrich
middle_names: []
temporal:
- start: 1854
  end: 1932
  type: life_span
- start: 1880
  end: 1907
  type: flourished
titles: []
extra_info: []
assistant