premise: A team of fierce canines vigorously haul a sled through snowy conditions. hypothesis: A team of dogs drag a sled through the snow.
entailment: A team of fierce canines drag a sled through the snow.     Fierce canines describes the dogs. Haul and drag in the context of a sled both mean to pull a sled. Snowy conditions means snow. The sentences describe the same scene in different ways. Both are about a team of dogs who pull a sled through snow.