Parse this person name:

Bernardo Montanariello, 1237-1299, flourished 1259-1281
user
first_name: Bernardo
last_name: Montanariello
middle_names: []
temporal:
- start: 1237
  end: 1299
  type: life_span
- start: 1259
  end: 1281
  type: flourished
titles: []
extra_info: []
assistant