Parse this person name:

Julián Sastre (1318-1395, flourished 1339-1362)
user
first_name: Julián
last_name: Sastre
middle_names: []
temporal:
- start: 1318
  end: 1395
  type: life_span
- start: 1339
  end: 1362
  type: flourished
titles: []
extra_info: []
assistant