Parse this person name:

Sem Sven Zara Rik R. Lucas van Grondelle, Laag-Soeren, flourished 1800-1822
user
first_name: Sem
last_name: van Grondelle
middle_names:
- Sven
- Zara
- Rik
- R.
- Lucas
temporal:
- start: 1800
  end: 1822
  type: flourished
titles: []
extra_info:
- Laag-Soeren
assistant