Parse this person name:

Krystal Y. C. Karen Obrien-Smith III, circa 1361-1433
user
first_name: Krystal
last_name: Obrien-Smith
middle_names:
- Y.
- C.
- Karen
temporal:
- start: 1361
  end: 1433
  type: life_span
titles: []
extra_info: []
assistant