Parse this person name:

Derek Rivas (1874-1933, flourished 1900-1924)
user
first_name: Derek
last_name: Rivas
middle_names: []
temporal:
- start: 1874
  end: 1933
  type: life_span
- start: 1900
  end: 1924
  type: flourished
titles: []
extra_info: []
assistant