Parse this person name:

Rodney Johnson (1950-2022, flourished 1975-2000)
user
first_name: Rodney
last_name: Johnson
middle_names: []
temporal:
- start: 1950
  end: 2022
  type: life_span
- start: 1975
  end: 2000
  type: flourished
titles: []
extra_info: []
assistant