Parse this person name:

Venceslás Luján, 1336-1401, flourished 1363-1391
user
first_name: Venceslás
last_name: Luján
middle_names: []
temporal:
- start: 1336
  end: 1401
  type: life_span
- start: 1363
  end: 1391
  type: flourished
titles: []
extra_info: []
assistant