(Biology lessons) can be on evolution.Logical formLearned from13 sentences. Persons may teach an enemy a lesson.Logical formLearned from13 sentences. A value may pertain-to lessons.Logical formLearned from13 sentences. Lessons can be from an accident.Logical formLearned from13 sentences. A lesson may pertain-to events.Logical formLearned from13 sentences. A lesson can be to a government.Logical formLearned from13 sentences. Conjunction can be with lessons.Logical formLearned from13 sentences. Students may get a lesson.Logical formLearned from13 sentences. Persons may ignore lessons.Logical formLearned from13 sentences. Lessons may pertain-to a disaster.Logical formLearned from13 sentences. A lesson of an experience can be clear.Logical formLearned from13 sentences. A lesson can be to firms.Logical formLearned from13 sentences. A lesson can be to countries.Logical formLearned from13 sentences. Lessons may be learnt from an operation.Logical formLearned from12 sentences. Lessons may move.Logical formLearned from12 sentences.