They toured tracks in the Midwest and East Coast of the United States.

Entity and relation annotations:
id: 0
type: entity
value: text: the Midwest
labels: <Location>
id: 1
type: entity
value: text: East Coast
labels: <Location>
id: 2
type: entity
value: text: the United States
labels: <Location>
type: relation
to_id: 2
labels: Location:located_in:Location
from_id: 1
type: relation
to_id: 2
labels: Location:located_in:Location
from_id: 0