Persons may learn lessons.Logical formLearned from20 sentences. Lessons can be in voice.Logical formLearned from20 sentences. A (history lesson) can be entertaining.Logical formLearned from20 sentences. A victory can be a lesson.Logical formLearned from20 sentences. Lessons can be strict.Logical formLearned from20 sentences. (Experience tells) may pertain-to lessons.Logical formLearned from20 sentences. Lessons may be identified.Logical formLearned from20 sentences. Sites may be used in a lesson.Logical formLearned from20 sentences. Lessons may be learnt from the past.Logical formLearned from20 sentences. Lessons may be learnt in a process.Logical formLearned from20 sentences. (Violin lessons) may pertain-to a person.Logical formLearned from20 sentences. (Lesson plans) can be comprehensive.Logical formLearned from20 sentences. Persons may forget lessons of a month.Logical formLearned from20 sentences. A book can be a lesson.Logical formLearned from20 sentences. Students may learn lessons.Logical formLearned from20 sentences.