Assertion: bullfrog's call | /r/HasProperty | heard
Facets:
value: sometimes
type: TEMPORAL
value: during the day
type: TEMPORAL
value: from a quarter
type: TEMPORAL
Source sentences:
text: The traditional way of hunting them is to paddle or pole silently by canoe or flatboat in ponds or swamps at night; when the frog's call is heard, a light is shone at the frog which temporarily inhibits its movement.
text: This booming call can be heard from a quarter of a mile away.
text: Males set up a territory and make an advertisement call at night, but the call is also heard sometimes during the day.