Parse this person name:

Mentzel Pechel, Holger Hannelore Valeria Paulina Janna, died 1328
user
first_name: Holger
last_name: Mentzel Pechel
middle_names:
- Hannelore
- Valeria
- Paulina
- Janna
temporal:
- start: null
  end: 1328
  type: life_span
titles: []
extra_info: []
assistant