Parse this person name:

Hartmut Jähn-Lachmann, 1867-1915, flourished 1883-1907
user
first_name: Hartmut
last_name: Jähn-Lachmann
middle_names: []
temporal:
- start: 1867
  end: 1915
  type: life_span
- start: 1883
  end: 1907
  type: flourished
titles: []
extra_info: []
assistant