Kogan Page has its United States offices in Center City.

Entity and relation annotations:
id: 0
type: entity
value: text: Kogan Page
labels: <Organization>
id: 1
type: entity
value: text: United States
labels: <Location>
id: 2
type: entity
value: text: Center City
labels: <Location>
type: relation
to_id: 1
labels: Location:located_in:Location
from_id: 2
type: relation
to_id: 2
labels: Organization:located_in:Location
from_id: 0