Parse this person name:

Curt Lübs, 1223-1295, flourished 1242-1265
user
first_name: Curt
last_name: Lübs
middle_names: []
temporal:
- start: 1223
  end: 1295
  type: life_span
- start: 1242
  end: 1265
  type: flourished
titles: []
extra_info: []
assistant