Parse this person name:

Laurens van Oostendorp, 1263-1343, flourished 1282-1299
user
first_name: Laurens
last_name: van Oostendorp
middle_names: []
temporal:
- start: 1263
  end: 1343
  type: life_span
- start: 1282
  end: 1299
  type: flourished
titles: []
extra_info: []
assistant