Parse this person name:

Alex Yuste, 1721-1774, flourished 1738-1758
user
first_name: Alex
last_name: Yuste
middle_names: []
temporal:
- start: 1721
  end: 1774
  type: life_span
- start: 1738
  end: 1758
  type: flourished
titles: []
extra_info: []
assistant