Parse this person name:

Nikolai Herrmann (1550-1601, flourished 1571-1590)
user
first_name: Nikolai
last_name: Herrmann
middle_names: []
temporal:
- start: 1550
  end: 1601
  type: life_span
- start: 1571
  end: 1590
  type: flourished
titles: []
extra_info: []
assistant