A (suicide car bomb) can be in a world-city.Logical formLearned from21 sentences. A bomb can be on a train.Logical formLearned from21 sentences. A bomb may kill a guard.Logical formLearned from21 sentences. Someone may set_off a bomb.Logical formLearned from21 sentences. A (suitcase bomb) can be unaccompanied.Logical formLearned from21 sentences. A flight can be with bombs.Logical formLearned from21 sentences. An one may be hurted by a bomb.Logical formLearned from21 sentences. A bomb may land.Logical formLearned from21 sentences. A (bomb attack) can be in a history.Logical formLearned from21 sentences. A (car bomb blast) may injure some persons.Logical formLearned from21 sentences. A bomb may kill a female.Logical formLearned from21 sentences. Terrorists may plant a bomb.Logical formLearned from21 sentences. A (time bomb) may go_off.Logical formLearned from21 sentences. Bombs may pertain-to a company.Logical formLearned from21 sentences. A man may plant a bomb.Logical formLearned from21 sentences.