Parse this person name:

Bixio Scialpi, Greco Patrizio W. Ubaldo Severino, 1917-1995
user
first_name: Greco
last_name: Bixio Scialpi
middle_names:
- Patrizio
- W.
- Ubaldo
- Severino
temporal:
- start: 1917
  end: 1995
  type: life_span
titles: []
extra_info: []
assistant