A person may take_up a pencil.Logical formLearned from7 sentences. Pencils may have erasers.Logical formLearned from7 sentences. (Pencil marks) can be from (graph paper).Logical formLearned from7 sentences. Pencils may cause words.Logical formLearned from7 sentences. A (satin pencil skirt) can be black.Logical formLearned from7 sentences. A pencil can be lonely.Logical formLearned from7 sentences. A person may like (pencil case) some mother.Logical formLearned from7 sentences. A pack can be constituted-of-or-filled-with some pencils.Logical formLearned from7 sentences. A person may see a pencil.Logical formLearned from7 sentences. A length may pertain-to a pencil.Logical formLearned from7 sentences. A person may break a pencil.Logical formLearned from7 sentences. A person may drop a pencil.Logical formLearned from7 sentences. A female may tap a pencil.Logical formLearned from7 sentences. A male may throw_down a pencil.Logical formLearned from7 sentences. A (pencil ..) may disappear.Logical formLearned from7 sentences.