Parse this person name:

Graciela Costa, 1238-1290, flourished 1259-1278
user
first_name: Graciela
last_name: Costa
middle_names: []
temporal:
- start: 1238
  end: 1290
  type: life_span
- start: 1259
  end: 1278
  type: flourished
titles: []
extra_info: []
assistant