Parse this person name:

Etzler, Ljiljana B. (Ljiljana Balthasar), 1212-1266
user
first_name: Ljiljana
last_name: Etzler
middle_names:
- Balthasar
temporal:
- start: 1212
  end: 1266
  type: life_span
titles: []
extra_info: []
assistant