Parse this person name:

Julius S. (Julius Stella) Tuithof-van Grondelle, 1854-1925
user
first_name: Julius
last_name: Tuithof-van Grondelle
middle_names:
- Stella
temporal:
- start: 1854
  end: 1925
  type: life_span
titles: []
extra_info: []
assistant