Parse this person name:

Porter, Elizabeth Kayla Yesenia X. I.., Timothystad (1947-2004)
user
first_name: Elizabeth
last_name: Porter
middle_names:
- Kayla
- Yesenia
- X.
- I.
temporal:
- start: 1947
  end: 2004
  type: life_span
titles: []
extra_info:
- Timothystad
assistant