A pen can be on a desk.Logical formLearned from28 sentences. A point may pertain-to a pen.Logical formLearned from27 sentences. A female may put pen to paper.Logical formLearned from27 sentences. A pen can be dark.Logical formLearned from27 sentences. A person may like pens.Logical formLearned from27 sentences. A person may set pen to paper.Logical formLearned from27 sentences. A pen can be broken.Logical formLearned from27 sentences. A pen may pertain-to a writer.Logical formLearned from27 sentences. A male may have a pen.Logical formLearned from27 sentences. A male may write with a pen.Logical formLearned from27 sentences. A male may tap a pen.Logical formLearned from27 sentences. A (glitter pen) may pertain-to a person.Logical formLearned from26 sentences. A person may take pen.Logical formLearned from26 sentences. A pen can be awesome.Logical formLearned from26 sentences. A person may go by a (pen name).Logical formLearned from26 sentences.