Parse this person name:

Silva Neuschäfer (1218-1268, flourished 1245-1263)
user
first_name: Silva
last_name: Neuschäfer
middle_names: []
temporal:
- start: 1218
  end: 1268
  type: life_span
- start: 1245
  end: 1263
  type: flourished
titles: []
extra_info: []
assistant