Parse this person name:

Karen York, 1294-1352, flourished 1317-1342
user
first_name: Karen
last_name: York
middle_names: []
temporal:
- start: 1294
  end: 1352
  type: life_span
- start: 1317
  end: 1342
  type: flourished
titles: []
extra_info: []
assistant