Assertion: river | /r/HasProperty | major source of fresh water
Facets:
Source sentences:
text: They are often a rich source of fish and other edible aquatic life, and are a major source of fresh water, which can be used for drinking and irrigation.
text: They are often a rich source of fish and other edible aquatic life, and are a major source of fresh water, which can be used for drinking and irrigation.