Parse this person name:

Maurits van Arnsberg (1905-1961, flourished 1935-1955)
user
first_name: Maurits
last_name: van Arnsberg
middle_names: []
temporal:
- start: 1905
  end: 1961
  type: life_span
- start: 1935
  end: 1955
  type: flourished
titles: []
extra_info: []
assistant