Parse this person name:

Knappe Hettner, Heinz-Günter Gunar Eckhart Heinz-Günter Ottilie, 1855-1907
user
first_name: Heinz-Günter
last_name: Knappe Hettner
middle_names:
- Gunar
- Eckhart
- Heinz-Günter
- Ottilie
temporal:
- start: 1855
  end: 1907
  type: life_span
titles: []
extra_info: []
assistant