An obstacle can be to a male.Logical formLearned from9 sentences. Obstacles can be to reforms.Logical formLearned from9 sentences. Agencies may face obstacles.Logical formLearned from9 sentences. Obstacles can be difficult.Logical formLearned from9 sentences. A person may overcame an obstacle.Logical formLearned from9 sentences. A language can be an obstacle.Logical formLearned from9 sentences. Obstacles can be needless.Logical formLearned from9 sentences. An obstacle can be to business.Logical formLearned from9 sentences. Obstacles may block a path.Logical formLearned from9 sentences. Obstacles can be pervasive.Logical formLearned from9 sentences. An obstacle may be left.Logical formLearned from9 sentences. A distance can be an obstacle.Logical formLearned from9 sentences. Some obstacle may arise.Logical formLearned from9 sentences. Obstacles can be expected.Logical formLearned from9 sentences. An obstacle can be to equality.Logical formLearned from9 sentences.