Parse this person name:

Berend Aarts, 1812-1867, flourished 1829-1842
user
first_name: Berend
last_name: Aarts
middle_names: []
temporal:
- start: 1812
  end: 1867
  type: life_span
- start: 1829
  end: 1842
  type: flourished
titles: []
extra_info: []
assistant