Parse this person name:

عبدالرّحمن ب. (عبدالرّحمن بيلسان) الحجار, born 1642
user
first_name: عبدالرّحمن
last_name: الحجار
middle_names:
- بيلسان
temporal:
- start: 1642
  end: null
  type: life_span
titles: []
extra_info: []
assistant