Parse this person name:

Roland Jacob, 1718-1772, flourished 1739-1766
user
first_name: Roland
last_name: Jacob
middle_names: []
temporal:
- start: 1718
  end: 1772
  type: life_span
- start: 1739
  end: 1766
  type: flourished
titles: []
extra_info: []
assistant