Parse this person name:

Hartmut Beier (1849-1920, flourished 1875-1903)
user
first_name: Hartmut
last_name: Beier
middle_names: []
temporal:
- start: 1849
  end: 1920
  type: life_span
- start: 1875
  end: 1903
  type: flourished
titles: []
extra_info: []
assistant