Parse this person name:

Reinhart Niemeier, 1901-1972, flourished 1919-1937
user
first_name: Reinhart
last_name: Niemeier
middle_names: []
temporal:
- start: 1901
  end: 1972
  type: life_span
- start: 1919
  end: 1937
  type: flourished
titles: []
extra_info: []
assistant