Parse this person name:

Isabel Ribera'Alegre, 1718-1777, flourished 1745-1769
user
first_name: Isabel
last_name: Ribera'Alegre
middle_names: []
temporal:
- start: 1718
  end: 1777
  type: life_span
- start: 1745
  end: 1769
  type: flourished
titles: []
extra_info: []
assistant