Parse this person name:

Gerhart Davids (1224-1275, flourished 1242-1264)
user
first_name: Gerhart
last_name: Davids
middle_names: []
temporal:
- start: 1224
  end: 1275
  type: life_span
- start: 1242
  end: 1264
  type: flourished
titles: []
extra_info: []
assistant