Parse this person name:

Branciforte'Brunello, Berenice E. (Berenice Elvira), 1238-1276
user
first_name: Berenice
last_name: Branciforte'Brunello
middle_names:
- Elvira
temporal:
- start: 1238
  end: 1276
  type: life_span
titles: []
extra_info: []
assistant