Parse this person name:

Gunhild Eckbauer-Holsten, 1518-1578, flourished 1539-1557
user
first_name: Gunhild
last_name: Eckbauer-Holsten
middle_names: []
temporal:
- start: 1518
  end: 1578
  type: life_span
- start: 1539
  end: 1557
  type: flourished
titles: []
extra_info: []
assistant