A hour can be lonely.Logical formLearned from22 sentences. Teens can be lonely.Logical formLearned from22 sentences. A course can be lonely.Logical formLearned from22 sentences. An universe can be lonely.Logical formLearned from22 sentences. A lot can be lonely.Logical formLearned from22 sentences. A person may sit lonely.Logical formLearned from22 sentences. A heart can be lonely.Logical formLearned from22 sentences. A bird can be lonely.Logical formLearned from22 sentences. An island can be lonely.Logical formLearned from22 sentences. A train can be lonely.Logical formLearned from22 sentences. A person can be a lonely soul.Logical formLearned from22 sentences. A lake can be lonely.Logical formLearned from22 sentences. A sport can be lonely.Logical formLearned from22 sentences. Widows can be lonely.Logical formLearned from22 sentences. Men can be lonely.Logical formLearned from22 sentences.