Parse this person name:

Pietro Viola (1319-1392, flourished 1347-1357)
user
first_name: Pietro
last_name: Viola
middle_names: []
temporal:
- start: 1319
  end: 1392
  type: life_span
- start: 1347
  end: 1357
  type: flourished
titles: []
extra_info: []
assistant