Parse this person name:

Olga Vera, 1833-1895, flourished 1861-1872
user
first_name: Olga
last_name: Vera
middle_names: []
temporal:
- start: 1833
  end: 1895
  type: life_span
- start: 1861
  end: 1872
  type: flourished
titles: []
extra_info: []
assistant