Parse this person name:

Aleksander Hamann (1642-1720, flourished 1657-1678)
user
first_name: Aleksander
last_name: Hamann
middle_names: []
temporal:
- start: 1642
  end: 1720
  type: life_span
- start: 1657
  end: 1678
  type: flourished
titles: []
extra_info: []
assistant