Parse this person name:

Miranda Baker, 1231-1279, flourished 1248-1261
user
first_name: Miranda
last_name: Baker
middle_names: []
temporal:
- start: 1231
  end: 1279
  type: life_span
- start: 1248
  end: 1261
  type: flourished
titles: []
extra_info: []
assistant