Parse this person name:

Román Diéguez (1202-1248, flourished 1218-1243)
user
first_name: Román
last_name: Diéguez
middle_names: []
temporal:
- start: 1202
  end: 1248
  type: life_span
- start: 1218
  end: 1243
  type: flourished
titles: []
extra_info: []
assistant