Parse this person name:

Duane Chavez, 1716-1794, flourished 1740-1757
user
first_name: Duane
last_name: Chavez
middle_names: []
temporal:
- start: 1716
  end: 1794
  type: life_span
- start: 1740
  end: 1757
  type: flourished
titles: []
extra_info: []
assistant