Parse this person name:

Giesela Lehmann, 1409-1471, flourished 1427-1447
user
first_name: Giesela
last_name: Lehmann
middle_names: []
temporal:
- start: 1409
  end: 1471
  type: life_span
- start: 1427
  end: 1447
  type: flourished
titles: []
extra_info: []
assistant