Parse this person name:

Betina Baum, 1240-1289, flourished 1270-1284
user
first_name: Betina
last_name: Baum
middle_names: []
temporal:
- start: 1240
  end: 1289
  type: life_span
- start: 1270
  end: 1284
  type: flourished
titles: []
extra_info: []
assistant