Parse this person name:

Jason Keith (1763-1804, flourished 1790-1799)
user
first_name: Jason
last_name: Keith
middle_names: []
temporal:
- start: 1763
  end: 1804
  type: life_span
- start: 1790
  end: 1799
  type: flourished
titles: []
extra_info: []
assistant