Assertion: blackbird | /r/HasProperty | aggressive
Facets:
value: towards other bird species
type: TRANSITIVE-OBJECT
value: for several weeks
type: TEMPORAL
Source sentences:
text: They vigorously defend territories and are aggressive towards other bird species, especially for several weeks leading up to, and during, their breeding season, but they are more tolerant during other times of the year.
text: Blackbirds are an aggressive type of bird that will indulge themselves on the very bird seed that you have put out to attract a variety of colorful species.