Parse this person name:

Joseph Campos, Ethan Matthew Todd Emily Amber Y., 1284-1349
user
first_name: Ethan
last_name: Joseph Campos
middle_names:
- Matthew
- Todd
- Emily
- Amber
- Y.
temporal:
- start: 1284
  end: 1349
  type: life_span
titles: []
extra_info: []
assistant