Experiments can be on rats.Logical formLearned from12 sentences. A person may have a (rat terrier).Logical formLearned from12 sentences. An increase can be in rats.Logical formLearned from12 sentences. (Bird feeders) may attract rats.Logical formLearned from12 sentences. A rat can be frightened.Logical formLearned from12 sentences. A person may take a (rat race).Logical formLearned from12 sentences. A brain may be made of (rat neurons).Logical formLearned from12 sentences. A male may take a (rat terrier).Logical formLearned from12 sentences. A rat can be black.Logical formLearned from12 sentences. A chagrin may pertain-to rats.Logical formLearned from12 sentences. A person may get some rats.Logical formLearned from12 sentences. Rats can be wet.Logical formLearned from12 sentences. A rat can be true.Logical formLearned from12 sentences. Rats can be tame.Logical formLearned from12 sentences. A rat can be treacherous.Logical formLearned from12 sentences.