Assertion: robin's song | /r/HasProperty | delivered
Facets:
value: often
type: TEMPORAL
value: as with the nightingale
type: TEMPORAL
value: usually
type: DEGREE
Source sentences:
text: As with the nightingale, the song is usually delivered from a concealed perch within a bush or a tree exposed perches are infrequent.
text: Often the song is delivered from a series of regularly used perches.