Parse this person name:

Ben van Dagsburg, 1664-1733, flourished 1689-1709
user
first_name: Ben
last_name: van Dagsburg
middle_names: []
temporal:
- start: 1664
  end: 1733
  type: life_span
- start: 1689
  end: 1709
  type: flourished
titles: []
extra_info: []
assistant