Parse this person name:

Severo Bayona, 1236-1281, flourished 1251-1269
user
first_name: Severo
last_name: Bayona
middle_names: []
temporal:
- start: 1236
  end: 1281
  type: life_span
- start: 1251
  end: 1269
  type: flourished
titles: []
extra_info: []
assistant