Parse this person name:

Pauline Dos Santos, 1223-1270, flourished 1248-1265
user
first_name: Pauline
last_name: Dos Santos
middle_names: []
temporal:
- start: 1223
  end: 1270
  type: life_span
- start: 1248
  end: 1265
  type: flourished
titles: []
extra_info: []
assistant