Assertion: petrel's stomach oil | /r/CapableOf | serve as energy rich food
Facets:
value: for the chicks
type: TRANSITIVE-OBJECT
value: during long flights
type: TEMPORAL
value: for adults
type: TRANSITIVE-OBJECT
Source sentences:
text: During long flights, stomach oil made of wax esters and triglycerides which is stored in the proventriculus serves as energy rich food for the chicks and for adults.