Parse this person name:

Micha Fien Sven X. L. Nathan van der Meulen, -1456
user
first_name: Micha
last_name: van der Meulen
middle_names:
- Fien
- Sven
- X.
- L.
- Nathan
temporal:
- start: null
  end: 1456
  type: life_span
titles: []
extra_info: []
assistant