Assertion: whistle | /r/HasProperty | insignificant
Facets:
value: to human hearing
type: OTHER
value: at this level
type: OTHER
value: to a dog
type: TRANSITIVE-OBJECT
Source sentences:
text: Although at this level the whistle is insignificant to human hearing, a dog, whose ears are far more sensitive to high frequencies, will instantly become more alert to the sound of this whistle than to any other, even one of louder and lower pitch.