Parse this person name:

Émile Riou, 1258-1314, flourished 1274-1295
user
first_name: Émile
last_name: Riou
middle_names: []
temporal:
- start: 1258
  end: 1314
  type: life_span
- start: 1274
  end: 1295
  type: flourished
titles: []
extra_info: []
assistant