Parse this person name:

Plinio Casas, 1719-1764, flourished 1741-1759
user
first_name: Plinio
last_name: Casas
middle_names: []
temporal:
- start: 1719
  end: 1764
  type: life_span
- start: 1741
  end: 1759
  type: flourished
titles: []
extra_info: []
assistant