Parse this person name:

Pepita Posada-Lastra, 1782-1823, flourished 1799-1812
user
first_name: Pepita
last_name: Posada-Lastra
middle_names: []
temporal:
- start: 1782
  end: 1823
  type: life_span
- start: 1799
  end: 1812
  type: flourished
titles: []
extra_info: []
assistant