Parse this person name:

Victoriano Exposito, 1227-1285, flourished 1248-1278
user
first_name: Victoriano
last_name: Exposito
middle_names: []
temporal:
- start: 1227
  end: 1285
  type: life_span
- start: 1248
  end: 1278
  type: flourished
titles: []
extra_info: []
assistant