Parse this person name:

Pietro Carsten (1870-1920, flourished 1900-1914)
user
first_name: Pietro
last_name: Carsten
middle_names: []
temporal:
- start: 1870
  end: 1920
  type: life_span
- start: 1900
  end: 1914
  type: flourished
titles: []
extra_info: []
assistant