A conductor may knock on a door.Logical formLearned from4 sentences. A loss may knock a us-state.Logical formLearned from4 sentences. A male may knock heads.Logical formLearned from4 sentences. A male may knock a back.Logical formLearned from4 sentences. Someone may knock on an (office door).Logical formLearned from4 sentences. A person may knock about the world.Logical formLearned from4 sentences. Persons may knock at a door.Logical formLearned from4 sentences. A provision may be knocked.Logical formLearned from4 sentences. Some times may knock on a door.Logical formLearned from4 sentences. An impact may knock a breath.Logical formLearned from4 sentences. A conductress may knock at a door.Logical formLearned from4 sentences. Persons may knock a head.Logical formLearned from4 sentences. A person may enter without knocking.Logical formLearned from4 sentences. A male may knock a tray from hands.Logical formLearned from4 sentences. A country may knock a language.Logical formLearned from4 sentences.