Parse this person name:

Porter Owens, Diana P. Shirley Angela George, 1943-1985
user
first_name: Diana
last_name: Porter Owens
middle_names:
- P.
- Shirley
- Angela
- George
temporal:
- start: 1943
  end: 1985
  type: life_span
titles: []
extra_info: []
assistant