Parse this person name:

Grein Groth, Heinz-Willi (flourished 1334-1355), flourished 1334-1355
user
first_name: Heinz-Willi
last_name: Grein Groth
middle_names: []
temporal:
- start: 1334
  end: 1355
  type: flourished
titles: []
extra_info: []
assistant