Parse this person name:

Jack Kramer (1688-1746, flourished 1703-1717)
user
first_name: Jack
last_name: Kramer
middle_names: []
temporal:
- start: 1688
  end: 1746
  type: life_span
- start: 1703
  end: 1717
  type: flourished
titles: []
extra_info: []
assistant