Parse this person name:

Olalla Arévalo (1720-1797, flourished 1749-1769)
user
first_name: Olalla
last_name: Arévalo
middle_names: []
temporal:
- start: 1720
  end: 1797
  type: life_span
- start: 1749
  end: 1769
  type: flourished
titles: []
extra_info: []
assistant