Parse this person name:

Ralf Berger, 1506-1558, flourished 1524-1548
user
first_name: Ralf
last_name: Berger
middle_names: []
temporal:
- start: 1506
  end: 1558
  type: life_span
- start: 1524
  end: 1548
  type: flourished
titles: []
extra_info: []
assistant