Parse this person name:

Allen Ross (1705-1762, flourished 1728-1738)
user
first_name: Allen
last_name: Ross
middle_names: []
temporal:
- start: 1705
  end: 1762
  type: life_span
- start: 1728
  end: 1738
  type: flourished
titles: []
extra_info: []
assistant