Parse this person name:

Helmut Fritsch, 1415-1489, flourished 1445-1468
user
first_name: Helmut
last_name: Fritsch
middle_names: []
temporal:
- start: 1415
  end: 1489
  type: life_span
- start: 1445
  end: 1468
  type: flourished
titles: []
extra_info: []
assistant