A shawl can be gray.Logical formLearned from29 sentences. A landscape can be gray.Logical formLearned from29 sentences. An ocean can be gray.Logical formLearned from29 sentences. A shell can be gray.Logical formLearned from28 sentences. Markings can be gray.Logical formLearned from28 sentences. An ooze can be gray.Logical formLearned from28 sentences. Bands can be gray.Logical formLearned from28 sentences. A team can be gray.Logical formLearned from28 sentences. A wire can be gray.Logical formLearned from28 sentences. A female may have gray hair.Logical formLearned from28 sentences. Curls can be gray.Logical formLearned from28 sentences. A fish can be gray.Logical formLearned from28 sentences. A (winter sky) can be gray.Logical formLearned from28 sentences. A plume can be gray.Logical formLearned from28 sentences. A trunk can be gray.Logical formLearned from27 sentences.