Parse this person name:

Kriemhild Henk (1249-1289, flourished 1277-1284)
user
first_name: Kriemhild
last_name: Henk
middle_names: []
temporal:
- start: 1249
  end: 1289
  type: life_span
- start: 1277
  end: 1284
  type: flourished
titles: []
extra_info: []
assistant