Parse this person name:

Seth van Leeuwen (1615-1695, flourished 1636-1665)
user
first_name: Seth
last_name: van Leeuwen
middle_names: []
temporal:
- start: 1615
  end: 1695
  type: life_span
- start: 1636
  end: 1665
  type: flourished
titles: []
extra_info: []
assistant