A male may scratch an ear.Logical formLearned from17 sentences. A rest of persons may scratch heads.Logical formLearned from17 sentences. A cat may scratch.Logical formLearned from17 sentences. Hundreds of parents may scratch heads.Logical formLearned from17 sentences. A person may scratch a female.Logical formLearned from17 sentences. Plans may be scratched.Logical formLearned from16 sentences. Environs may scratch heads.Logical formLearned from16 sentences. Reporters may scratch heads.Logical formLearned from16 sentences. Politicians may scratch heads.Logical formLearned from16 sentences. A neck may be scratched.Logical formLearned from16 sentences. Someone may scratch a head.Logical formLearned from16 sentences. A male may scratch a neck.Logical formLearned from16 sentences. A male may scratch a beard.Logical formLearned from16 sentences. An itch may be scratched.Logical formLearned from15 sentences. A female may scratch a face.Logical formLearned from15 sentences.