A (flu virus) can be deadly.Logical formLearned from76 sentences. A (pneumonia virus) can be deadly.Logical formLearned from76 sentences. Bushfires can be deadly.Logical formLearned from75 sentences. A (suicide bombing attack) can be deadly.Logical formLearned from75 sentences. Mailings can be deadly.Logical formLearned from75 sentences. A famine can be deadly.Logical formLearned from75 sentences. Winds can be deadly.Logical formLearned from75 sentences. A reminder can be deadly.Logical formLearned from75 sentences. A cloud can be deadly.Logical formLearned from75 sentences. Letters can be deadly.Logical formLearned from74 sentences. Skills can be deadly.Logical formLearned from73 sentences. A glare can be deadly.Logical formLearned from73 sentences. A shrapnel can be deadly.Logical formLearned from73 sentences. (Apartment-house bombings) can be deadly.Logical formLearned from73 sentences. A hostage-taking can be deadly.Logical formLearned from73 sentences.