Parse this person name:

Khan Weaver, Sandra Tammy Spencer Carolyn Elizabeth Jessica, 1270-1347
user
first_name: Sandra
last_name: Khan Weaver
middle_names:
- Tammy
- Spencer
- Carolyn
- Elizabeth
- Jessica
temporal:
- start: 1270
  end: 1347
  type: life_span
titles: []
extra_info: []
assistant