Parse this person name:

Emma Groenestein, 1256-1298, flourished 1278-1293
user
first_name: Emma
last_name: Groenestein
middle_names: []
temporal:
- start: 1256
  end: 1298
  type: life_span
- start: 1278
  end: 1293
  type: flourished
titles: []
extra_info: []
assistant