Layers can be superficial.Logical formLearned from188 sentences. A layer can be constituted-of-or-filled-with abstraction.Logical formLearned from188 sentences. A layer can be constituted-of-or-filled-with concrete.Logical formLearned from187 sentences. Layers can be constituted-of-or-filled-with sound.Logical formLearned from184 sentences. A layer can be solid.Logical formLearned from179 sentences. A layer can be constituted-of-or-filled-with glass.Logical formLearned from179 sentences. Layers can be constituted-of-or-filled-with materials.Logical formLearned from179 sentences. An inner layer can be black.Logical formLearned from178 sentences. Layers can be protective.Logical formLearned from178 sentences. Layers may pertain-to a star.Logical formLearned from177 sentences. A layer can be constituted-of-or-filled-with cheese.Logical formLearned from177 sentences. A layer can be constituted-of-or-filled-with gravel.Logical formLearned from176 sentences. Some layer can be constituted-of-or-filled-with protection.Logical formLearned from174 sentences. Some layers can be constituted-of-or-filled-with security.Logical formLearned from174 sentences. A layer can be warm.Logical formLearned from172 sentences.