Assertion: tawny owl | /r/CapableOf | defend their territories
Facets:
value: in autumn
type: TEMPORAL
value: most vigorously
type: MANNER
Source sentences:
text: Although they tend to most vigorously defend their territories in autumn, when year-old birds may try to supplant either member of a pair (though often unsuccessfully), and least so when actively incubating and brooding in spring and early summer, these owls can easily be provoked to defend their territory at any time of the year.