A nature may pertain-to a bomb.Logical formLearned from41 sentences. Bombs may fall on a world-city.Logical formLearned from41 sentences. Shrapnel can be from a bomb.Logical formLearned from41 sentences. (Car bomb) may kill some persons.Logical formLearned from41 sentences. A bomb may explode on a (passenger bus).Logical formLearned from41 sentences. A bomb may be hid in a car.Logical formLearned from41 sentences. An explosion may pertain-to a bomb.Logical formLearned from41 sentences. A person may make a bomb.Logical formLearned from41 sentences. A bomb can be in a park.Logical formLearned from41 sentences. A (time bomb) can be environmental.Logical formLearned from41 sentences. Victims can be constituted-of-or-filled-with bombs.Logical formLearned from41 sentences. A bomb may explode under a vehicle.Logical formLearned from41 sentences. Bombs may be detonated.Logical formLearned from41 sentences. A (car bomb) may undergo a discovery.Logical formLearned from41 sentences. A (roadside bomb) may be planted.Logical formLearned from41 sentences.