Parse this person name:

Sylvia Lübs (1231-1280, flourished 1252-1265)
user
first_name: Sylvia
last_name: Lübs
middle_names: []
temporal:
- start: 1231
  end: 1280
  type: life_span
- start: 1252
  end: 1265
  type: flourished
titles: []
extra_info: []
assistant