Parse this person name:

Andrew Horton, 1245-1287, flourished 1260-1274
user
first_name: Andrew
last_name: Horton
middle_names: []
temporal:
- start: 1245
  end: 1287
  type: life_span
- start: 1260
  end: 1274
  type: flourished
titles: []
extra_info: []
assistant