Assertion: bracken's frond | /r/HasProperty | poisonous
Facets:
value: to horses
type: TRANSITIVE-OBJECT
value: to cattle
type: TRANSITIVE-OBJECT
Source sentences:
text: When mature and tough, fronds of P. aquilinum are poisonous to horses and cattle.
text: Fronds are poisonous to cattle and horses and harbour disease-carrying ticks and carry carcinogenic spores, however sheep and cattle normally avoid it.