Parse this person name:

Nathan Velderman, 1873-1948, flourished 1889-1908
user
first_name: Nathan
last_name: Velderman
middle_names: []
temporal:
- start: 1873
  end: 1948
  type: life_span
- start: 1889
  end: 1908
  type: flourished
titles: []
extra_info: []
assistant