A person may try a button.Logical formLearned from19 sentences. Design may allow easy access to some buttons.Logical formLearned from19 sentences. A person may push button.Logical formLearned from19 sentences. Buttons can be stylish.Logical formLearned from19 sentences. A person may buy buttons.Logical formLearned from19 sentences. Buttons can be functional.Logical formLearned from19 sentences. A button can be magical.Logical formLearned from19 sentences. A male may press buttons.Logical formLearned from19 sentences. Buttons can be big.Logical formLearned from19 sentences. Some (plastic buttons) can be in a middle.Logical formLearned from19 sentences. A button can be on a guitar.Logical formLearned from19 sentences. A person may retrieve (web content) with a push of a button.Logical formLearned from19 sentences. Buttons can be for email.Logical formLearned from19 sentences. A sparse array can be constituted-of-or-filled-with (control buttons).Logical formLearned from19 sentences. Engineers may move buttons.Logical formLearned from19 sentences.