Parse this person name:

Kraushaar-Schleich, Gereon G. (Gereon Gertrude), 1268-1338
user
first_name: Gereon
last_name: Kraushaar-Schleich
middle_names:
- Gertrude
temporal:
- start: 1268
  end: 1338
  type: life_span
titles: []
extra_info: []
assistant