Parse this person name:

Sophia van Embden, 1911-1963, flourished 1934-1955
user
first_name: Sophia
last_name: van Embden
middle_names: []
temporal:
- start: 1911
  end: 1963
  type: life_span
- start: 1934
  end: 1955
  type: flourished
titles: []
extra_info: []
assistant