Parse this person name:

Simeoni, Gianpietro L. (Gianpietro Loretta), died 1334
user
first_name: Gianpietro
last_name: Simeoni
middle_names:
- Loretta
temporal:
- start: null
  end: 1334
  type: life_span
titles: []
extra_info: []
assistant