Parse this person name:

Ryan Nelson, 1898-1974, flourished 1913-1933
user
first_name: Ryan
last_name: Nelson
middle_names: []
temporal:
- start: 1898
  end: 1974
  type: life_span
- start: 1913
  end: 1933
  type: flourished
titles: []
extra_info: []
assistant