Parse this person name:

Raymund Stiffel (1821-1894, flourished 1847-1862)
user
first_name: Raymund
last_name: Stiffel
middle_names: []
temporal:
- start: 1821
  end: 1894
  type: life_span
- start: 1847
  end: 1862
  type: flourished
titles: []
extra_info: []
assistant