Parse this person name:

Drago Gröttner (1442-1483, flourished 1461-1478)
user
first_name: Drago
last_name: Gröttner
middle_names: []
temporal:
- start: 1442
  end: 1483
  type: life_span
- start: 1461
  end: 1478
  type: flourished
titles: []
extra_info: []
assistant