Parse this person name:

واصف آل الشيخ (1451-1505, flourished 1472-1490)
user
first_name: واصف
last_name: آل الشيخ
middle_names: []
temporal:
- start: 1451
  end: 1505
  type: life_span
- start: 1472
  end: 1490
  type: flourished
titles: []
extra_info: []
assistant