Parse this person name:

Raik Stadelmann, 1821-1888, flourished 1839-1858
user
first_name: Raik
last_name: Stadelmann
middle_names: []
temporal:
- start: 1821
  end: 1888
  type: life_span
- start: 1839
  end: 1858
  type: flourished
titles: []
extra_info: []
assistant