Parse this person name:

Óscar Muñoz (1254-1328, flourished 1270-1290)
user
first_name: Óscar
last_name: Muñoz
middle_names: []
temporal:
- start: 1254
  end: 1328
  type: life_span
- start: 1270
  end: 1290
  type: flourished
titles: []
extra_info: []
assistant