Parse this person name:

Knud Naser, 1618-1688, flourished 1634-1652
user
first_name: Knud
last_name: Naser
middle_names: []
temporal:
- start: 1618
  end: 1688
  type: life_span
- start: 1634
  end: 1652
  type: flourished
titles: []
extra_info: []
assistant