Parse this person name:

Lope Vallés (1395-1455, flourished 1425-1441)
user
first_name: Lope
last_name: Vallés
middle_names: []
temporal:
- start: 1395
  end: 1455
  type: life_span
- start: 1425
  end: 1441
  type: flourished
titles: []
extra_info: []
assistant