Parse this person name:

Kunibert Seidel (1216-1282, flourished 1240-1268)
user
first_name: Kunibert
last_name: Seidel
middle_names: []
temporal:
- start: 1216
  end: 1282
  type: life_span
- start: 1240
  end: 1268
  type: flourished
titles: []
extra_info: []
assistant