Parse this person name:

شربتلي, عثمان ر. (عثمان ريان), 1341-1390
user
first_name: عثمان
last_name: شربتلي
middle_names:
- ريان
temporal:
- start: 1341
  end: 1390
  type: life_span
titles: []
extra_info: []
assistant