Parse this person name:

Cornelius Gunpf (1225-1298, flourished 1240-1251)
user
first_name: Cornelius
last_name: Gunpf
middle_names: []
temporal:
- start: 1225
  end: 1298
  type: life_span
- start: 1240
  end: 1251
  type: flourished
titles: []
extra_info: []
assistant