Parse this person name:

Nikolas Etzler-Sauer, flourished 1845-1864, flourished 1845-1864
user
first_name: Nikolas
last_name: Etzler-Sauer
middle_names: []
temporal:
- start: 1845
  end: 1864
  type: flourished
titles: []
extra_info: []
assistant