Parse this person name:

Etelvina Sacristán, 1938-1980, flourished 1958-1975
user
first_name: Etelvina
last_name: Sacristán
middle_names: []
temporal:
- start: 1938
  end: 1980
  type: life_span
- start: 1958
  end: 1975
  type: flourished
titles: []
extra_info: []
assistant