Parse this person name:

Lemmens Aelftrud van Wessex, Rafael Nathan Lenn Luc Lars Nathan Lenn Luc Lars
user
first_name: Rafael
last_name: Lemmens Aelftrud van Wessex
middle_names:
- Nathan
- Lenn
- Luc
- Lars
temporal: []
titles: []
extra_info: []
assistant