Parse this person name:

Greca Luzi, 1214-1256, flourished 1239-1251
user
first_name: Greca
last_name: Luzi
middle_names: []
temporal:
- start: 1214
  end: 1256
  type: life_span
- start: 1239
  end: 1251
  type: flourished
titles: []
extra_info: []
assistant