Parse this person name:

Siegrun Schenk, 1736-1791, flourished 1759-1770
user
first_name: Siegrun
last_name: Schenk
middle_names: []
temporal:
- start: 1736
  end: 1791
  type: life_span
- start: 1759
  end: 1770
  type: flourished
titles: []
extra_info: []
assistant