Parse this person name:

Lynn Scheer, 1818-1865, flourished 1839-1860
user
first_name: Lynn
last_name: Scheer
middle_names: []
temporal:
- start: 1818
  end: 1865
  type: life_span
- start: 1839
  end: 1860
  type: flourished
titles: []
extra_info: []
assistant