He is the brother of the Olympic athletic and gold medal winner Dieter Baumann.

Entity and relation annotations:
id: 0
type: entity
value: text: Dieter Baumann
labels: <Person>
id: 1
type: entity
value: text: the Olympic athletic and gold medal winner
labels: <Title>
type: relation
to_id: 1
labels: Person:holds_title:Title
from_id: 0