Parse this person name:

Jacob Jennings, 1230-1282, flourished 1253-1277
user
first_name: Jacob
last_name: Jennings
middle_names: []
temporal:
- start: 1230
  end: 1282
  type: life_span
- start: 1253
  end: 1277
  type: flourished
titles: []
extra_info: []
assistant