Parse this person name:

Gerold Bärer-Trüb (1893-1972, flourished 1921-1949)
user
first_name: Gerold
last_name: Bärer-Trüb
middle_names: []
temporal:
- start: 1893
  end: 1972
  type: life_span
- start: 1921
  end: 1949
  type: flourished
titles: []
extra_info: []
assistant