Parse this person name:

Elisa Jungfer (1775-1851, flourished 1797-1819)
user
first_name: Elisa
last_name: Jungfer
middle_names: []
temporal:
- start: 1775
  end: 1851
  type: life_span
- start: 1797
  end: 1819
  type: flourished
titles: []
extra_info: []
assistant