Parse this person name:

Ruben Janse (1796-1873, flourished 1811-1840)
user
first_name: Ruben
last_name: Janse
middle_names: []
temporal:
- start: 1796
  end: 1873
  type: life_span
- start: 1811
  end: 1840
  type: flourished
titles: []
extra_info: []
assistant