Wars may knock a US-city.Logical formLearned from6 sentences. A person may knock a male to a floor.Logical formLearned from6 sentences. A concussion may knock a male.Logical formLearned from6 sentences. A person may knock into a male.Logical formLearned from6 sentences. A gaffe may knock a male.Logical formLearned from6 sentences. A man may be knocked.Logical formLearned from6 sentences. A female may knock a person off feet.Logical formLearned from6 sentences. An impact may knock a male some feet.Logical formLearned from6 sentences. A person may be knocked silly.Logical formLearned from6 sentences. A male may knock at a door of a house.Logical formLearned from6 sentences. Youths may knock a photographer off a motorbike.Logical formLearned from6 sentences. A penalty may knock a male.Logical formLearned from6 sentences. A country may knock a US-president.Logical formLearned from6 sentences. An illness may knock a male.Logical formLearned from6 sentences. (Oil prices) may knock an (industrial average).Logical formLearned from6 sentences.