Assertion: dog food's dog | /r/Desires | protein
Facets:
value: in their diet
type: LOCATION
value: to keep them
type: PURPOSE
Source sentences:
text: Cutting protein from the Dalmatian’s diet is not a solution, since these large and energetic dogs require protein to keep them moving.
text: Older dogs may require more protein in their diet: "How much protein does a senior dog need?