Persons can be kind of scratching heads.Logical formLearned from1 sentences. A male may scratch salt.Logical formLearned from1 sentences. A female may scratch for dirt.Logical formLearned from1 sentences. A female may scratch a speck of skin.Logical formLearned from1 sentences. A canoe may scratch a lot of rocks.Logical formLearned from1 sentences. An infection may be bring_abouted by scratching himself.Logical formLearned from1 sentences. (Pioneer schoolchildrens) may scratch on slates.Logical formLearned from1 sentences. A claw may scratch a hand.Logical formLearned from1 sentences. A person may scratch a soil with a rake.Logical formLearned from1 sentences. Bears may scratch.Logical formLearned from1 sentences. Scores of politicians may scratch heads.Logical formLearned from1 sentences. A kid may scratch a head.Logical formLearned from1 sentences. A rover may scratch wheels.Logical formLearned from1 sentences. A leopard may scratch an assistant.Logical formLearned from1 sentences. Names may be scratched in a hand.Logical formLearned from1 sentences.