Parse this person name:

وصاف أبو داوود (1720-1764, flourished 1749-1759)
user
first_name: وصاف
last_name: أبو داوود
middle_names: []
temporal:
- start: 1720
  end: 1764
  type: life_span
- start: 1749
  end: 1759
  type: flourished
titles: []
extra_info: []
assistant