Parse this person name:

عبد الرّحمن حجار (1890-1952, flourished 1911-1923)
user
first_name: عبد الرّحمن
last_name: حجار
middle_names: []
temporal:
- start: 1890
  end: 1952
  type: life_span
- start: 1911
  end: 1923
  type: flourished
titles: []
extra_info: []
assistant