Patients may be prevented from leaving.Logical formLearned from10 sentences. An initiative may be aimed at preventing (terror attacks).Logical formLearned from10 sentences. A suffering may be prevented.Logical formLearned from10 sentences. Loss of digital photos may be prevented by purchassing (chip reader).Logical formLearned from10 sentences. Some bogeys may prevent a female from becomming a (title threat).Logical formLearned from10 sentences. Mistakes may be prevented.Logical formLearned from10 sentences. A (stabilization technology) may prevent (camera shake).Logical formLearned from10 sentences. A (glass prism) may prevent ghosts.Logical formLearned from10 sentences. A stake can be in preventing a global meltdown.Logical formLearned from10 sentences. A law may prevent a killing of infants.Logical formLearned from10 sentences. Protocols may prevent (world leaders) from endorsing candidates.Logical formLearned from10 sentences. A person may be prevented from investigation.Logical formLearned from10 sentences. An international-political-entity may prevent mass murder.Logical formLearned from10 sentences. A global (gag rule) may prevent funds from going to (family-planning clinics).Logical formLearned from10 sentences. A level may prevent a (climate system) from passing points.Logical formLearned from10 sentences.