Some sets can be constituted-of-or-filled-with buttons.Logical formLearned from52 sentences. Click can be on a button.Logical formLearned from52 sentences. A person may hold_down a (mouse button).Logical formLearned from52 sentences. A male can be on (belly button).Logical formLearned from52 sentences. A button may be assigned to a phone.Logical formLearned from52 sentences. A button can be electronic.Logical formLearned from52 sentences. A back button may pertain-to a browser.Logical formLearned from52 sentences. Buttons can be on the left.Logical formLearned from52 sentences. Rows can be constituted-of-or-filled-with buttons.Logical formLearned from52 sentences. A button may be used.Logical formLearned from51 sentences. A button can be on a browser.Logical formLearned from51 sentences. A female may click on a button.Logical formLearned from51 sentences. A person may press a (home button).Logical formLearned from51 sentences. A person may have a (belly button).Logical formLearned from51 sentences. Buttons may pertain-to a coat.Logical formLearned from51 sentences.