Parse this person name:

Gastón Castrillo (1719-1780, flourished 1736-1761)
user
first_name: Gastón
last_name: Castrillo
middle_names: []
temporal:
- start: 1719
  end: 1780
  type: life_span
- start: 1736
  end: 1761
  type: flourished
titles: []
extra_info: []
assistant