A person may set_off an explosion.Logical formLearned from8 sentences. An explosion may rip through a minibus.Logical formLearned from8 sentences. Explosions may prove that something-is-the-case.Logical formLearned from8 sentences. Explosions can be at refineries.Logical formLearned from8 sentences. Some officers may be killed in an explosion.Logical formLearned from8 sentences. A (gas explosion) may kill.Logical formLearned from8 sentences. A (gas explosion) may rip through a (coal mine).Logical formLearned from8 sentences. A size may pertain-to explosions.Logical formLearned from8 sentences. An explosion can be at a shipyard.Logical formLearned from8 sentences. Responsibility can be for an (oil refinery explosion).Logical formLearned from8 sentences. An explosion can be at a church.Logical formLearned from8 sentences. Firecrackers may undergo explosions.Logical formLearned from8 sentences. A fire may trigger an explosion.Logical formLearned from8 sentences. A (jamming device) may delay explosions.Logical formLearned from8 sentences. Explosion can be at a (coal mine).Logical formLearned from8 sentences.