Parse this person name:

Mary Craig-Walker, 1250-1297, flourished 1271-1281
user
first_name: Mary
last_name: Craig-Walker
middle_names: []
temporal:
- start: 1250
  end: 1297
  type: life_span
- start: 1271
  end: 1281
  type: flourished
titles: []
extra_info: []
assistant