Parse this person name:

Schenk Ruppersberger, Alexej Heino Nevenka, 1286-1307
user
first_name: Alexej
last_name: Schenk Ruppersberger
middle_names:
- Heino
- Nevenka
temporal:
- start: 1286
  end: 1307
  type: life_span
titles: []
extra_info: []
assistant