Parse this person name:

Sofia van der Velden, 1948-2013, flourished 1971-1991
user
first_name: Sofia
last_name: van der Velden
middle_names: []
temporal:
- start: 1948
  end: 2013
  type: life_span
- start: 1971
  end: 1991
  type: flourished
titles: []
extra_info: []
assistant