Assertion: lake | /r/HasProperty | major source
Facets:
value: for trade
type: PURPOSE
value: for transportation
type: PURPOSE
value: for fishing
type: PURPOSE
value: for migration
type: TRANSITIVE-OBJECT
Source sentences:
text: The lakes have been a major source for transportation, migration, trade, and fishing, serving as a habitat to many aquatic species in a region with much biodiversity.