It continues up the Lochsa and climbs to Lolo Pass at the Montana border.

Entity and relation annotations:
id: 0
type: entity
value: text: Lochsa 
labels: <Location>
id: 1
type: entity
value: text: Lolo Pass
labels: <Location>
id: 2
type: entity
value: text: the Montana border
labels: <Location>
type: relation
to_id: 2
labels: Location:located_in:Location
from_id: 1