Parse this person name:

Ralf-Dieter Kobelt, 1480-1530, flourished 1508-1524
user
first_name: Ralf-Dieter
last_name: Kobelt
middle_names: []
temporal:
- start: 1480
  end: 1530
  type: life_span
- start: 1508
  end: 1524
  type: flourished
titles: []
extra_info: []
assistant