Parse this person name:

Jack Warren (1848-1897, flourished 1878-1892)
user
first_name: Jack
last_name: Warren
middle_names: []
temporal:
- start: 1848
  end: 1897
  type: life_span
- start: 1878
  end: 1892
  type: flourished
titles: []
extra_info: []
assistant