Parse this person name:

Dan Leni Wernecke, Neustadt am Rübenberge, flourished 1834-1849
user
first_name: Dan
last_name: Wernecke
middle_names:
- Leni
temporal:
- start: 1834
  end: 1849
  type: flourished
titles: []
extra_info:
- Neustadt am Rübenberge
assistant