Parse this person name:

Margrit Beyer-Kroker, 1670-1731, flourished 1697-1715
user
first_name: Margrit
last_name: Beyer-Kroker
middle_names: []
temporal:
- start: 1670
  end: 1731
  type: life_span
- start: 1697
  end: 1715
  type: flourished
titles: []
extra_info: []
assistant