Assertion: shark's predator | /r/HasProperty | human
Facets:
Source sentences:
text: Great whites are rulers of the oceans, right at the top of the food chain and are unlikely to be killed by other sea creatures, but they are under threat from the worst predator of all: humans.
text: The main predators of seals are killer whales, polar bears, leopard seals, large sharks, and human beings.