Parse this person name:

Jerzy Karlfried Joachim Schmiedt, Sangerhausen, 1670-1739
user
first_name: Jerzy
last_name: Schmiedt
middle_names:
- Karlfried
- Joachim
temporal:
- start: 1670
  end: 1739
  type: life_span
titles: []
extra_info:
- Sangerhausen
assistant