Ingestion of (shark cartilage) can be effective.Logical formLearned from4 sentences. Threats can be to (shark populations).Logical formLearned from4 sentences. A quota can be for coastal sharks.Logical formLearned from4 sentences. A shark may eat.Logical formLearned from4 sentences. A novel can be about a shark.Logical formLearned from4 sentences. Sharks may develop cancer.Logical formLearned from4 sentences. Zones may protect sharks.Logical formLearned from4 sentences. A shark can be toothless.Logical formLearned from4 sentences. A shark may pass.Logical formLearned from4 sentences. Fishery can be for sharks.Logical formLearned from4 sentences. Sharks may have some rows of teeth.Logical formLearned from4 sentences. Sharks can be for food.Logical formLearned from4 sentences. A shark can be repellent.Logical formLearned from4 sentences. Sharks can be in an order.Logical formLearned from4 sentences. Sharks may have vision.Logical formLearned from4 sentences.