A sale can be constituted-of-or-filled-with sharks.Logical formLearned from20 sentences. Some sharks may be caught.Logical formLearned from20 sentences. A head may pertain-to a shark.Logical formLearned from20 sentences. A tank can be constituted-of-or-filled-with sharks.Logical formLearned from20 sentences. A (shark attack file) can be international.Logical formLearned from20 sentences. A shark may be spotcheck.Logical formLearned from20 sentences. Sharks can be creatures.Logical formLearned from20 sentences. A shark may strike.Logical formLearned from20 sentences. Sharks may undergo sightings.Logical formLearned from19 sentences. A male may sign with sharks.Logical formLearned from19 sentences. A demand can be for (shark fins).Logical formLearned from19 sentences. (Shark attack) may force (beach closures).Logical formLearned from19 sentences. A male may find a shark.Logical formLearned from19 sentences. Swimming can be with sharks.Logical formLearned from19 sentences. A person can be afraid of sharks.Logical formLearned from19 sentences.