Obstacles may pertain-to life.Logical formLearned from89 sentences. Obstacles can be unforeseen.Logical formLearned from89 sentences. An obstacle can be to a deal.Logical formLearned from87 sentences. Obstacles can be to growth.Logical formLearned from87 sentences. An obstacle can be that something-is-the-case.Logical formLearned from86 sentences. A person may overcome obstacles.Logical formLearned from84 sentences. Obstacles may arise.Logical formLearned from83 sentences. A person may overcome obstacles.Logical formLearned from82 sentences. An obstacle can be to success.Logical formLearned from81 sentences. Obstacles can be fresh.Logical formLearned from81 sentences. An obstacle can be to cooperation.Logical formLearned from81 sentences. Obstacles may undergo a removal.Logical formLearned from78 sentences. Obstacles can be in a legislature.Logical formLearned from78 sentences. Obstacles may pertain-to a female.Logical formLearned from78 sentences. An obstacle can be to a plan.Logical formLearned from77 sentences.