A series of octaves may invoke an ambiguity.Logical formLearned from3 sentences. A difference can be between some octaves.Logical formLearned from3 sentences. Some octaves can be in range.Logical formLearned from3 sentences. Octaves can be right-hand.Logical formLearned from3 sentences. A whole number can be constituted-of-or-filled-with octaves.Logical formLearned from3 sentences. A note can be octaves.Logical formLearned from3 sentences. Octaves may pertain-to a piano.Logical formLearned from3 sentences. An interval can be constituted-of-or-filled-with some octaves.Logical formLearned from3 sentences. Some major scales can be in some octaves.Logical formLearned from3 sentences. A voice may change octaves.Logical formLearned from3 sentences. Octaves can be constituted-of-or-filled-with notes.Logical formLearned from3 sentences. A voice may dip between some octaves.Logical formLearned from3 sentences. Sounds may vibrate octaves.Logical formLearned from3 sentences. Perfect octaves can be parallel.Logical formLearned from3 sentences. A voice may go_up an octave.Logical formLearned from3 sentences.