Assertion: polar bear | /r/CapableOf | eat crab
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Source sentences:
text: Polar bears eat ringed seals, bearded seals, caribou, whale carcasses, beluga whales, harp seals, narwhals, fourhorn sculpin, Arctic charr, harbor seals, crustaceans, rodents, reindeer, muskox, crabs, willow ptarmigan, berries, and kelp.