A (beer glass) can be empty.Logical formLearned from19 sentences. A glass can be fallen.Logical formLearned from19 sentences. Dark glasses can be heavy.Logical formLearned from19 sentences. Some glasses can be constituted-of-or-filled-with alcohol.Logical formLearned from18 sentences. (Glass tubes) can be sealed.Logical formLearned from18 sentences. Stained glass can be in windows.Logical formLearned from18 sentences. A stained glass may date from a century.Logical formLearned from18 sentences. Some pieces can be constituted-of-or-filled-with stained glass.Logical formLearned from18 sentences. Windows may contain stained glass.Logical formLearned from18 sentences. Glass may be produced.Logical formLearned from18 sentences. A glass can be opaque.Logical formLearned from18 sentences. Hold may pertain-to a glass.Logical formLearned from18 sentences. Glasses can be transparent.Logical formLearned from18 sentences. A young man can be with glasses.Logical formLearned from18 sentences. A square can be constituted-of-or-filled-with glass.Logical formLearned from18 sentences.