Parse this person name:

Stumpf, Kemal Y. Cathleen., Grevenbroich (born 1382)
user
first_name: Kemal
last_name: Stumpf
middle_names:
- Y.
- Cathleen
temporal:
- start: 1382
  end: null
  type: life_span
titles: []
extra_info:
- Grevenbroich
assistant