Parse this person name:

Hertogin Fedde Elsemulder, Geervliet, died 1688
user
first_name: Fedde
last_name: Elsemulder
middle_names: []
temporal:
- start: null
  end: 1688
  type: life_span
titles:
- Hertogin
extra_info:
- Geervliet
assistant