(Bomb attacks) may pertain-to a country.Logical formLearned from20 sentences. A bomb may explode in a neighborhood.Logical formLearned from20 sentences. Rebels may explode bombs.Logical formLearned from20 sentences. A (suicide car bomb) may explode at a (police checkpoint).Logical formLearned from20 sentences. A bomb may explode on a road.Logical formLearned from20 sentences. Use can be in nuclear bombs.Logical formLearned from20 sentences. Police may find a (car bomb).Logical formLearned from20 sentences. A (roadside bomb) may target a convoy.Logical formLearned from20 sentences. A bomb may explode in an office.Logical formLearned from20 sentences. A bomb can be on a bicycle.Logical formLearned from20 sentences. A (car bomb) can be in a country.Logical formLearned from20 sentences. A bomb can be in a capital.Logical formLearned from20 sentences. Bombs may be made from (hydrogen peroxide).Logical formLearned from20 sentences. Some (gas bombs) may be placed on (commuter trains).Logical formLearned from20 sentences. A soldier may be killed by a (roadside bomb).Logical formLearned from20 sentences.