Winckelmann and Balthasar Mentzer at Marburg.

Entity and relation annotations:
id: 0
type: entity
value: text: Winckelmann
labels: <Person>
id: 1
type: entity
value: text: Balthasar Mentzer
labels: <Person>
id: 2
type: entity
value: text: Marburg
labels: <Location>
type: relation
to_id: 2
labels: Person:resides_at:Location
from_id: 0
type: relation
to_id: 2
labels: Person:resides_at:Location
from_id: 1