Calvin founded the Calvin Company in Kansas City.

Entity and relation annotations:
id: 0
type: entity
value: text: Calvin
labels: <Person>
id: 1
type: entity
value: text: the Calvin Company
labels: <Organization>
id: 2
type: entity
value: text: Kansas City
labels: <Location>
id: 3
type: entity
value: text: Calvin
labels: <Person>
type: relation
to_id: 1
labels: Person:founds:Organization
from_id: 0
type: relation
to_id: 2
labels: Organization:located_in:Location
from_id: 1