Someone may be knocked on a door.Logical formLearned from28 sentences. Authorities may knock on a door.Logical formLearned from28 sentences. A mom may knock on a door.Logical formLearned from28 sentences. A person may knock.Logical formLearned from27 sentences. A guy may knock on a door.Logical formLearned from27 sentences. Everyone may knock.Logical formLearned from27 sentences. A male may knock a rebound.Logical formLearned from27 sentences. A female may knock a person.Logical formLearned from27 sentences. Seed may be knocked.Logical formLearned from27 sentences. A male may knock himself.Logical formLearned from27 sentences. Persons may knock on a door.Logical formLearned from27 sentences. A female may knock a ball.Logical formLearned from26 sentences. Police may knock.Logical formLearned from26 sentences. Someone may knock.Logical formLearned from25 sentences. A male may knock on a (bedroom door).Logical formLearned from25 sentences.