Parse this person name:

Gunar Trommler-Rust (1841-1893, flourished 1864-1875)
user
first_name: Gunar
last_name: Trommler-Rust
middle_names: []
temporal:
- start: 1841
  end: 1893
  type: life_span
- start: 1864
  end: 1875
  type: flourished
titles: []
extra_info: []
assistant