Some policemen may be killed in an explosion.Logical formLearned from16 sentences. An explosion can be an attack.Logical formLearned from16 sentences. An explosion may come on heels of a series of attacks.Logical formLearned from16 sentences. A country may carry_out an explosion.Logical formLearned from16 sentences. An explosion may blow_out windows.Logical formLearned from16 sentences. Explosions can be attempted.Logical formLearned from16 sentences. Discontent may undergo an explosion.Logical formLearned from16 sentences. Some miners may survive an explosion.Logical formLearned from15 sentences. An explosion may hit a bus.Logical formLearned from15 sentences. An explosion may rip a hole.Logical formLearned from15 sentences. An explosion may rock.Logical formLearned from15 sentences. An explosion can be weak.Logical formLearned from15 sentences. Waves can be constituted-of-or-filled-with explosions.Logical formLearned from15 sentences. A (coal mine explosion) may pertain-to a weekday.Logical formLearned from15 sentences. A (bus explosion) may pertain-to a weekday.Logical formLearned from15 sentences.