Parse this person name:

Heinz-Walter Neuschäfer (1245-1294, flourished 1264-1279)
user
first_name: Heinz-Walter
last_name: Neuschäfer
middle_names: []
temporal:
- start: 1245
  end: 1294
  type: life_span
- start: 1264
  end: 1279
  type: flourished
titles: []
extra_info: []
assistant