Parse this person name:

Hans-Henning Ralph Maria-Luise Y. Walter, Goslar, 1749-1769
user
first_name: Hans-Henning
last_name: Walter
middle_names:
- Ralph
- Maria-Luise
- Y.
temporal:
- start: 1749
  end: 1769
  type: life_span
titles: []
extra_info:
- Goslar
assistant