Parse this person name:

Nelli Peukert (1393-1457, flourished 1418-1430)
user
first_name: Nelli
last_name: Peukert
middle_names: []
temporal:
- start: 1393
  end: 1457
  type: life_span
- start: 1418
  end: 1430
  type: flourished
titles: []
extra_info: []
assistant