Parse this person name:

Gundel Steckel, 1782-1835, flourished 1811-1830
user
first_name: Gundel
last_name: Steckel
middle_names: []
temporal:
- start: 1782
  end: 1835
  type: life_span
- start: 1811
  end: 1830
  type: flourished
titles: []
extra_info: []
assistant