Parse this person name:

Pietro Valier (1885-1956, flourished 1900-1923)
user
first_name: Pietro
last_name: Valier
middle_names: []
temporal:
- start: 1885
  end: 1956
  type: life_span
- start: 1900
  end: 1923
  type: flourished
titles: []
extra_info: []
assistant