Parse this person name:

Juan Francisco Gutierrez, 1234-1300, flourished 1260-1281
user
first_name: Juan Francisco
last_name: Gutierrez
middle_names: []
temporal:
- start: 1234
  end: 1300
  type: life_span
- start: 1260
  end: 1281
  type: flourished
titles: []
extra_info: []
assistant