Parse this person name:

Leopold Zänker (1272-1327, flourished 1294-1306)
user
first_name: Leopold
last_name: Zänker
middle_names: []
temporal:
- start: 1272
  end: 1327
  type: life_span
- start: 1294
  end: 1306
  type: flourished
titles: []
extra_info: []
assistant