Parse this person name:

Seidel, Valeria Xenia Diether Samir Elzbieta Xenia Diether Samir Elzbieta.
user
first_name: Valeria
last_name: Seidel
middle_names:
- Xenia
- Diether
- Samir
- Elzbieta
temporal: []
titles: []
extra_info: []
assistant