Parse this person name:

Bernfried I. E. Pia Bähr, Genthin, 1391-1456
user
first_name: Bernfried
last_name: Bähr
middle_names:
- I.
- E.
- Pia
temporal:
- start: 1391
  end: 1456
  type: life_span
titles: []
extra_info:
- Genthin
assistant