Parse this person name:

Godfrey van Alemannië van de Velden, Maryam, died 1809
user
first_name: Maryam
last_name: Godfrey van Alemannië van de Velden
middle_names: []
temporal:
- start: null
  end: 1809
  type: life_span
titles: []
extra_info: []
assistant