Parse this person name:

Yvonne Porter, 1291-1359, flourished 1320-1337
user
first_name: Yvonne
last_name: Porter
middle_names: []
temporal:
- start: 1291
  end: 1359
  type: life_span
- start: 1320
  end: 1337
  type: flourished
titles: []
extra_info: []
assistant