A male may place obstacles.Logical formLearned from8 sentences. An obstacle can be in (peace talks).Logical formLearned from7 sentences. An obstacle can be to an implementation.Logical formLearned from7 sentences. Obstacles may appear.Logical formLearned from7 sentences. A horse may be caught on an obstacle.Logical formLearned from7 sentences. An obstacle may face an industry.Logical formLearned from7 sentences. Obstacles may undergo an examination.Logical formLearned from7 sentences. An obstacle can be to developping relations.Logical formLearned from7 sentences. Obstacles can be in cooperation.Logical formLearned from7 sentences. A country may overcome obstacles.Logical formLearned from7 sentences. A government may remove obstacles.Logical formLearned from7 sentences. Obstacles can be contrived.Logical formLearned from7 sentences. Obstacles can be to ties.Logical formLearned from7 sentences. An obstacle can be in a way of relations.Logical formLearned from7 sentences. An obstacle can be to an accession.Logical formLearned from7 sentences.