An explosion can be sudden.Logical formLearned from575 sentences. Explosions can be heavy.Logical formLearned from572 sentences. A male may hear an explosion.Logical formLearned from570 sentences. Interest may undergo an explosion.Logical formLearned from555 sentences. An explosion may go_off.Logical formLearned from529 sentences. An explosion can be strong.Logical formLearned from505 sentences. Explosions can be strong.Logical formLearned from493 sentences. An explosion may go_off.Logical formLearned from479 sentences. An explosion may kill some workers.Logical formLearned from474 sentences. Explosions may occur.Logical formLearned from473 sentences. An explosion may be caused by a bomb.Logical formLearned from469 sentences. A bomb may undergo an explosion.Logical formLearned from455 sentences. An explosion can be fatal.Logical formLearned from431 sentences. An explosion may pertain-to a world-city.Logical formLearned from430 sentences. Information may undergo an explosion.Logical formLearned from425 sentences.