Parse this person name:

Lukas Butte (1231-1309, flourished 1259-1276)
user
first_name: Lukas
last_name: Butte
middle_names: []
temporal:
- start: 1231
  end: 1309
  type: life_span
- start: 1259
  end: 1276
  type: flourished
titles: []
extra_info: []
assistant