Parse this person name:

Krystyna Löffler (1664-1741, flourished 1683-1701)
user
first_name: Krystyna
last_name: Löffler
middle_names: []
temporal:
- start: 1664
  end: 1741
  type: life_span
- start: 1683
  end: 1701
  type: flourished
titles: []
extra_info: []
assistant