Parse this person name:

William Lamb, 1792-1853, flourished 1808-1818
user
first_name: William
last_name: Lamb
middle_names: []
temporal:
- start: 1792
  end: 1853
  type: life_span
- start: 1808
  end: 1818
  type: flourished
titles: []
extra_info: []
assistant