The paranormal enthusiast community considers the Hockomock Swamp part of the Bridgewater Triangle.

Entity and relation annotations:
id: 0
type: entity
value: text: the Hockomock Swamp
labels: <Location>
id: 1
type: entity
value: text: the Bridgewater Triangle
labels: <Location>
type: relation
to_id: 1
labels: Location:located_in:Location
from_id: 0