Parse this person name:

Léon Riou-Bertin, 1341-1405, flourished 1371-1394
user
first_name: Léon
last_name: Riou-Bertin
middle_names: []
temporal:
- start: 1341
  end: 1405
  type: life_span
- start: 1371
  end: 1394
  type: flourished
titles: []
extra_info: []
assistant