Parse this person name:

Rodney Richardson (1403-1481, flourished 1420-1434)
user
first_name: Rodney
last_name: Richardson
middle_names: []
temporal:
- start: 1403
  end: 1481
  type: life_span
- start: 1420
  end: 1434
  type: flourished
titles: []
extra_info: []
assistant