Parse this person name:

Winkler Hamann, Gerta J. Desiree, 1768-1812
user
first_name: Gerta
last_name: Winkler Hamann
middle_names:
- J.
- Desiree
temporal:
- start: 1768
  end: 1812
  type: life_span
titles: []
extra_info: []
assistant