Parse this person name:

Aleksandr Tintzmann (1351-1430, flourished 1373-1391)
user
first_name: Aleksandr
last_name: Tintzmann
middle_names: []
temporal:
- start: 1351
  end: 1430
  type: life_span
- start: 1373
  end: 1391
  type: flourished
titles: []
extra_info: []
assistant