Parse this person name:

Ruben Schagen, 1905-1946, flourished 1933-1941
user
first_name: Ruben
last_name: Schagen
middle_names: []
temporal:
- start: 1905
  end: 1946
  type: life_span
- start: 1933
  end: 1941
  type: flourished
titles: []
extra_info: []
assistant