A world-city may be knocked.Logical formLearned from66 sentences. Somebody may knock on a door.Logical formLearned from65 sentences. Knock may knock knock.Logical formLearned from63 sentences. A person may knock on doors.Logical formLearned from61 sentences. A person may knock a head.Logical formLearned from61 sentences. A female may knock a male.Logical formLearned from59 sentences. A male may knock on a window.Logical formLearned from59 sentences. A person may knock on a door.Logical formLearned from57 sentences. Knock may knock jokes.Logical formLearned from55 sentences. Persons may knock on doors.Logical formLearned from54 sentences. Someone may knock on a window.Logical formLearned from52 sentences. A person may knock on a window.Logical formLearned from51 sentences. A person may be knocked to the ground.Logical formLearned from50 sentences. A side may be knocked.Logical formLearned from48 sentences. A breath may be knocked.Logical formLearned from47 sentences.