Parse this person name:

Oscar van Dijk (1848-1923, flourished 1870-1888)
user
first_name: Oscar
last_name: van Dijk
middle_names: []
temporal:
- start: 1848
  end: 1923
  type: life_span
- start: 1870
  end: 1888
  type: flourished
titles: []
extra_info: []
assistant