Obstacles can be unfair.Logical formLearned from24 sentences. Some manner can be constituted-of-or-filled-with obstacles.Logical formLearned from24 sentences. Obstacles can be to trade.Logical formLearned from24 sentences. A male may encounter obstacles.Logical formLearned from24 sentences. An obstacle can be to peace.Logical formLearned from24 sentences. Obstacles can be to a development.Logical formLearned from24 sentences. Obstacles may undergo an understanding.Logical formLearned from24 sentences. A US-president may face obstacles.Logical formLearned from24 sentences. A move can be an obstacle to efforts.Logical formLearned from24 sentences. Obstacles can be to a palestinian state.Logical formLearned from24 sentences. An obstacle can be to entry.Logical formLearned from24 sentences. Some obstacles can be in life.Logical formLearned from23 sentences. An obstacle can be for a country.Logical formLearned from23 sentences. Obstacles can be complicated.Logical formLearned from23 sentences. An obstacle can be to persons.Logical formLearned from23 sentences.