Parse this person name:

Josefa G. (Josefa Gunther) Radisch-Siering, 1764-1837
user
first_name: Josefa
last_name: Radisch-Siering
middle_names:
- Gunther
temporal:
- start: 1764
  end: 1837
  type: life_span
titles: []
extra_info: []
assistant