Parse this person name:

Stefan van Bentheim (1367-1426, flourished 1382-1401)
user
first_name: Stefan
last_name: van Bentheim
middle_names: []
temporal:
- start: 1367
  end: 1426
  type: life_span
- start: 1382
  end: 1401
  type: flourished
titles: []
extra_info: []
assistant