Parse this person name:

Uphus Joosten, Keano Hugo Kayleigh, 1248-1296
user
first_name: Keano
last_name: Uphus Joosten
middle_names:
- Hugo
- Kayleigh
temporal:
- start: 1248
  end: 1296
  type: life_span
titles: []
extra_info: []
assistant