Parse this person name:

Ottomar Jacob, 1822-1869, flourished 1840-1850
user
first_name: Ottomar
last_name: Jacob
middle_names: []
temporal:
- start: 1822
  end: 1869
  type: life_span
- start: 1840
  end: 1850
  type: flourished
titles: []
extra_info: []
assistant