Parse this person name:

Garza Allen, Shawn Cristina Y. I. Michael, born 1467
user
first_name: Shawn
last_name: Garza Allen
middle_names:
- Cristina
- Y.
- I.
- Michael
temporal:
- start: 1467
  end: null
  type: life_span
titles: []
extra_info: []
assistant