Parse this person name:

Juan Manuel Casas-Nuñez, 1370-1411, flourished 1399-1406
user
first_name: Juan Manuel
last_name: Casas-Nuñez
middle_names: []
temporal:
- start: 1370
  end: 1411
  type: life_span
- start: 1399
  end: 1406
  type: flourished
titles: []
extra_info: []
assistant