Parse this person name:

Gianni Greco Ezio Pierangelo Atenulf Grasso, Spinimbecco, flourished 1352-1392
user
first_name: Gianni
last_name: Grasso
middle_names:
- Greco
- Ezio
- Pierangelo
- Atenulf
temporal:
- start: 1352
  end: 1392
  type: flourished
titles: []
extra_info:
- Spinimbecco
assistant