Parse this person name:

van Wassenaar Bartels, Evi Brian Bas Teun, 1729-1794
user
first_name: Evi
last_name: van Wassenaar Bartels
middle_names:
- Brian
- Bas
- Teun
temporal:
- start: 1729
  end: 1794
  type: life_span
titles: []
extra_info: []
assistant