Assertion: puffin's island | /r/HasProperty | grazed by rabbit
Facets:
value: at one time
type: TEMPORAL
value: heavily
type: DEGREE
Source sentences:
text: At one time the island was heavily grazed by rabbits, but these were wiped out by an outbreak of myxomatosis, leading to the growth of dense vegetation, particularly common elder (Sambucus nigra).