Rats may be killed.Logical formLearned from16 sentences. Cocaine can be in rats.Logical formLearned from15 sentences. An effect can be on rats.Logical formLearned from15 sentences. Rats may undergo an extermination.Logical formLearned from15 sentences. Rats can be blue.Logical formLearned from15 sentences. (Rat creatures) can be stupid.Logical formLearned from15 sentences. Rats can be raised.Logical formLearned from15 sentences. (Toxicity studies) can be in rats.Logical formLearned from15 sentences. Some studies can be in rats.Logical formLearned from15 sentences. A percent may pertain-to rats.Logical formLearned from15 sentences. Hordes can be constituted-of-or-filled-with rats.Logical formLearned from15 sentences. Rats can be hypophysectomized.Logical formLearned from15 sentences. Species can be constituted-of-or-filled-with rats.Logical formLearned from15 sentences. A rat can be dead.Logical formLearned from15 sentences. (Lab rats) may pertain-to a person.Logical formLearned from15 sentences.