A tissue can be gray.Logical formLearned from14 sentences. A shrimp can be gray.Logical formLearned from14 sentences. (Dress pants) can be gray.Logical formLearned from14 sentences. A highway can be gray.Logical formLearned from14 sentences. A sofa can be gray.Logical formLearned from14 sentences. (Tabby kittens) can be gray.Logical formLearned from14 sentences. An one can be gray.Logical formLearned from14 sentences. A paste can be gray.Logical formLearned from14 sentences. A gray hair can be on a head.Logical formLearned from14 sentences. An egg can be gray.Logical formLearned from14 sentences. A rug can be gray.Logical formLearned from14 sentences. A lining can be gray.Logical formLearned from14 sentences. A panel can be gray.Logical formLearned from14 sentences. Markers can be gray.Logical formLearned from14 sentences. An universe can be gray.Logical formLearned from14 sentences.