A camera may go_off.Logical formLearned from9 sentences. A (car bomb) may go_off in a world-city.Logical formLearned from9 sentences. A bomb may go_off at an intersection.Logical formLearned from9 sentences. A person may go_off a line.Logical formLearned from9 sentences. Some bombs may go_off in a market.Logical formLearned from9 sentences. A (smoke detector) may go_off.Logical formLearned from9 sentences. Bullets may go_off.Logical formLearned from9 sentences. Cannons may go_off.Logical formLearned from9 sentences. A male may go_off after some minutes.Logical formLearned from9 sentences. A bomb may go_off in_front_of a person.Logical formLearned from9 sentences. A bomb may go_off on a minibus.Logical formLearned from9 sentences. A female may go_off a boil.Logical formLearned from9 sentences. A march may go_off without incident.Logical formLearned from9 sentences. Radio may go_off air.Logical formLearned from9 sentences. A plane may go_off a runway.Logical formLearned from9 sentences.