A person may see rats.Logical formLearned from24 sentences. Cancer can be in (laboratory rats).Logical formLearned from24 sentences. Rats may drain crimson.Logical formLearned from24 sentences. A rat can be in a hole.Logical formLearned from24 sentences. A head may pertain-to a rat.Logical formLearned from23 sentences. Rats may be used.Logical formLearned from23 sentences. Rats can be normotensive.Logical formLearned from23 sentences. A colony can be constituted-of-or-filled-with rats.Logical formLearned from23 sentences. Studies may be conducted in rats.Logical formLearned from23 sentences. A rat can be blue.Logical formLearned from23 sentences. A (pack rat) may pertain-to a person.Logical formLearned from23 sentences. (Rat brains) can be with tumors.Logical formLearned from23 sentences. A rat may die.Logical formLearned from23 sentences. Rats can be mutant.Logical formLearned from23 sentences. Persons may have a rat.Logical formLearned from23 sentences.