Parse this person name:

Dorothy Newman (1246-1302, flourished 1276-1287)
user
first_name: Dorothy
last_name: Newman
middle_names: []
temporal:
- start: 1246
  end: 1302
  type: life_span
- start: 1276
  end: 1287
  type: flourished
titles: []
extra_info: []
assistant