Initially, Pullman service was only offered between New Orleans and Shreveport, Louisiana.

Entity and relation annotations:
id: 0
type: entity
value: text: New Orleans
labels: <Location>
id: 1
type: entity
value: text: Shreveport
labels: <Location>
id: 2
type: entity
value: text: Louisiana
labels: <Location>
type: relation
to_id: 2
labels: Location:located_in:Location
from_id: 0
type: relation
to_id: 2
labels: Location:located_in:Location
from_id: 1