Parse this person name:

علوان حجار (1381-1451, flourished 1402-1419)
user
first_name: علوان
last_name: حجار
middle_names: []
temporal:
- start: 1381
  end: 1451
  type: life_span
- start: 1402
  end: 1419
  type: flourished
titles: []
extra_info: []
assistant