Parse this person name:

Siegbert Steuer (1905-1946, flourished 1934-1941)
user
first_name: Siegbert
last_name: Steuer
middle_names: []
temporal:
- start: 1905
  end: 1946
  type: life_span
- start: 1934
  end: 1941
  type: flourished
titles: []
extra_info: []
assistant