A ride can be sad.Logical formLearned from16 sentences. An omission can be sad.Logical formLearned from16 sentences. A person can be sad for a child.Logical formLearned from16 sentences. A wind can be sad.Logical formLearned from16 sentences. A speech can be sad.Logical formLearned from16 sentences. Streets can be sad.Logical formLearned from16 sentences. A boy can be with sad eyes.Logical formLearned from16 sentences. A counterpoint can be sad.Logical formLearned from16 sentences. Somebody can be sad.Logical formLearned from16 sentences. A head can be sad.Logical formLearned from16 sentences. An idea can be sad.Logical formLearned from16 sentences. A band can be sad.Logical formLearned from16 sentences. A metaphor can be sad.Logical formLearned from16 sentences. A familiarity can be sad.Logical formLearned from16 sentences. Records can be sad.Logical formLearned from16 sentences.