Roadblocks may prevent an entrance of medical supplies to indian villages.Logical formLearned from7 sentences. Offensives may prevent a delegation from leaving a country.Logical formLearned from7 sentences. Sanctions may be aimed at preventing activities.Logical formLearned from7 sentences. Divisions may prevent cooperation.Logical formLearned from7 sentences. A male may be prevented by police.Logical formLearned from7 sentences. An international-political-entity may prevent a fire from engulfing the economy.Logical formLearned from7 sentences. Ceasefire may prevent hamas from resumming (rocket attacks).Logical formLearned from7 sentences. A post can be key to preventing a revolt.Logical formLearned from7 sentences. A female may be prevented from leaving a building.Logical formLearned from7 sentences. A (terror designation) may prevent a state from receiving persons.Logical formLearned from7 sentences. A government may prevent reporters from visitting areas.Logical formLearned from7 sentences. Authorities may prevent demonstrations.Logical formLearned from7 sentences. A meeting may prevent persons from continuing a fight.Logical formLearned from7 sentences. Police may prevent some person.Logical formLearned from7 sentences. A focus can be on preventing terrorism.Logical formLearned from7 sentences.