Parse this person name:

Mohamed van der Horst, 1842-1899, flourished 1860-1886
user
first_name: Mohamed
last_name: van der Horst
middle_names: []
temporal:
- start: 1842
  end: 1899
  type: life_span
- start: 1860
  end: 1886
  type: flourished
titles: []
extra_info: []
assistant