Parse this person name:

Sylvana Siering-Klemm (1691-1751, flourished 1713-1739)
user
first_name: Sylvana
last_name: Siering-Klemm
middle_names: []
temporal:
- start: 1691
  end: 1751
  type: life_span
- start: 1713
  end: 1739
  type: flourished
titles: []
extra_info: []
assistant