Assertion: whale | /r/HasProperty | preferred target
Facets:
value: because of their docile nature
type: CAUSE
value: for whalers
type: TRANSITIVE-OBJECT
Source sentences:
text: Right whales were a preferred target for whalers because of their docile nature, their slow surface-skimming feeding behaviors, their tendency to stay close to the coast, and their high blubber content (which makes them float when they are killed, and which produced high yields of whale oil).