Parse this person name:

Marga Hentschel (1795-1841, flourished 1819-1830)
user
first_name: Marga
last_name: Hentschel
middle_names: []
temporal:
- start: 1795
  end: 1841
  type: life_span
- start: 1819
  end: 1830
  type: flourished
titles: []
extra_info: []
assistant