Parse this person name:

Vittorio Ehlert, 1397-1440, flourished 1418-1429
user
first_name: Vittorio
last_name: Ehlert
middle_names: []
temporal:
- start: 1397
  end: 1440
  type: life_span
- start: 1418
  end: 1429
  type: flourished
titles: []
extra_info: []
assistant