A (heart attack) can be mild.Logical formLearned from1 247 sentences. An attack can be deliberate.Logical formLearned from1 243 sentences. An attack can be in a world-city.Logical formLearned from1 226 sentences. Attacks may pertain-to year.Logical formLearned from1 226 sentences. A person may die of a (heart attack).Logical formLearned from1 221 sentences. An attack may pertain-to persons.Logical formLearned from1 219 sentences. An aftermath may pertain-to an attack.Logical formLearned from1 213 sentences. Involvement can be in attacks.Logical formLearned from1 173 sentences. Attacks may begin.Logical formLearned from1 168 sentences. Responsibility can be for some attacks.Logical formLearned from1 149 sentences. A mastermind may pertain-to attacks.Logical formLearned from1 117 sentences. An increase can be in attacks.Logical formLearned from1 113 sentences. Attacks can be renewed.Logical formLearned from1 113 sentences. An attack can be large-scale.Logical formLearned from1 105 sentences. Involvement can be in an attack.Logical formLearned from1 104 sentences.