Parse this person name:

Silvia Ziegert, 1508-1559, flourished 1524-1548
user
first_name: Silvia
last_name: Ziegert
middle_names: []
temporal:
- start: 1508
  end: 1559
  type: life_span
- start: 1524
  end: 1548
  type: flourished
titles: []
extra_info: []
assistant