An obstacle can be to a good of a country.Logical formLearned from11 sentences. Persons may overcome obstacles.Logical formLearned from11 sentences. Others can be aware of obstacles to success.Logical formLearned from11 sentences. An obstacle can be to aspirations.Logical formLearned from11 sentences. An obstacle can be to a recovery.Logical formLearned from11 sentences. Obstacles can be to passage.Logical formLearned from11 sentences. An obstacle can be to an effort.Logical formLearned from11 sentences. Obstacles can be contrived.Logical formLearned from11 sentences. Obstacles can be ones.Logical formLearned from11 sentences. Obstacles can be to intervention.Logical formLearned from11 sentences. Obstacles can be to effectiveness.Logical formLearned from11 sentences. Obstacles can be tall.Logical formLearned from11 sentences. A plan may run into obstacles.Logical formLearned from11 sentences. An obstacle can be to a deal.Logical formLearned from11 sentences. Obstacles can be to free elections.Logical formLearned from11 sentences.