A range can be constituted-of-or-filled-with some octaves.Logical formLearned from100 sentences. Vocals may span some octaves.Logical formLearned from27 sentences. Parallel octaves can be matched.Logical formLearned from18 sentences. Parallel octaves can be pertinent to (dullness cases).Logical formLearned from18 sentences. Octaves can be chromatic.Logical formLearned from17 sentences. Octaves can be high.Logical formLearned from14 sentences. A voice may drop an octave.Logical formLearned from13 sentences. Octaves may pertain-to a person.Logical formLearned from13 sentences. A vocal range can be constituted-of-or-filled-with some octaves.Logical formLearned from11 sentences. A voice may go_up some octaves.Logical formLearned from11 sentences. A note can be halfway between some octaves.Logical formLearned from11 sentences. An octave may play in perfect unison.Logical formLearned from11 sentences. Voices may stay within an octave.Logical formLearned from11 sentences. A female may play some octaves.Logical formLearned from11 sentences. Octaves may be stretched.Logical formLearned from11 sentences.