Assertion: tawny owl | /r/HasProperty | observed to fiercely attack
Facets:
value: in at least one case
type: TEMPORAL
value: on the contrary
type: MANNER
Source sentences:
text: On the contrary, in at least one case a tawny owl was observed to fiercely attack and drive off a Ural owl (although it may not be ruled out that this was a case of mobbing).