Assertion: dog food's corn | /r/HasProperty | a low quality filler
Facets:
value: in recent years
type: TEMPORAL
value: in pet foods
type: LOCATION
Source sentences:
text: In recent years corn has been described as a low quality “filler” in pet foods, and implicated as the culprit in pets with food allergies (typically by competitor food companies).
text: Corn, soy, and whole wheat are considered lower quality ingredients, but rice, oats, barley, and peas are better.