Parse this person name:

Colin van Dagsburg, 1405-1482, flourished 1425-1449
user
first_name: Colin
last_name: van Dagsburg
middle_names: []
temporal:
- start: 1405
  end: 1482
  type: life_span
- start: 1425
  end: 1449
  type: flourished
titles: []
extra_info: []
assistant