A row may prevent some nations from signing a (peace treaty).Logical formLearned from7 sentences. A (death toll) may be prevented.Logical formLearned from7 sentences. A row may prevent some countries from establishing diplomatic relations.Logical formLearned from7 sentences. Lies may prevent a chance.Logical formLearned from7 sentences. A law may be aimed at preventing conflicts of interest.Logical formLearned from7 sentences. Lies may prevent authorities.Logical formLearned from7 sentences. Differences may prevent a deal.Logical formLearned from7 sentences. A project may prevent villagers from using a lake.Logical formLearned from7 sentences. Condoms may prevent infection.Logical formLearned from7 sentences. Thugs may prevent (opposition supporters) from entering (polling stations).Logical formLearned from7 sentences. Talks may be aimed at preventing a truce.Logical formLearned from7 sentences. A world-city may prevent extremists.Logical formLearned from7 sentences. A voice may prevent a conviction.Logical formLearned from7 sentences. A male may be prevented from returning to a country.Logical formLearned from7 sentences. A measure may prevent attacks.Logical formLearned from7 sentences.