Assertion: peregrine falcon | /r/HasProperty | the mainstay of its diet
Facets:
value: for pigeons
type: TRANSITIVE-OBJECT
value: during the nesting period
type: TEMPORAL
Source sentences:
text: It is because of them that the peregrine falcon, a handsome raptor, is distributed throughout the whole of Europe, for pigeons are the mainstay of its diet, even during the nesting period.