Assertion: aspartame's influence | /r/HasProperty | a matter of great dispute
Facets:
value: since the veryappearance of aspartame
type: TEMPORAL
value: got in 1974
type: TEMPORAL
Source sentences:
text: However, since the veryappearance of aspartame, and it got officially a legal ingredient ofproducts in 1974, its influence on the human organism and thewell-being of people has been a matter of great dispute.