Parse this person name:

ثروت غ. (ثروت غزوان) بن لادن, 1819-1878
user
first_name: ثروت
last_name: بن لادن
middle_names:
- غزوان
temporal:
- start: 1819
  end: 1878
  type: life_span
titles: []
extra_info: []
assistant