Parse this person name:

Christina Kramer, 1748-1828, flourished 1776-1803
user
first_name: Christina
last_name: Kramer
middle_names: []
temporal:
- start: 1748
  end: 1828
  type: life_span
- start: 1776
  end: 1803
  type: flourished
titles: []
extra_info: []
assistant