A person may press a (submit button).Logical formLearned from31 sentences. Buttons may be shaped.Logical formLearned from31 sentences. Buttons may pertain-to a brother.Logical formLearned from31 sentences. A (belly button ring) may pertain-to a person.Logical formLearned from31 sentences. Buttons can be on a jacket.Logical formLearned from31 sentences. A button can be open.Logical formLearned from31 sentences. Buttons may sit at a center.Logical formLearned from31 sentences. A button can be happy.Logical formLearned from31 sentences. Buttons can be sticky.Logical formLearned from31 sentences. Buttons can be on a keyboard.Logical formLearned from31 sentences. A (power button) may pertain-to a person.Logical formLearned from31 sentences. A (record button) can be red.Logical formLearned from31 sentences. A button can be on top.Logical formLearned from31 sentences. Combinations can be constituted-of-or-filled-with buttons.Logical formLearned from31 sentences. (Belly buttons) may pertain-to persons.Logical formLearned from31 sentences.