(Chord progressions) may be used.Logical formLearned from2 sentences. Modal (chord progressions) can be simple.Logical formLearned from2 sentences. (Chord structures) can be unorthodox.Logical formLearned from2 sentences. (Lead synthesizer lines) can be with chords.Logical formLearned from2 sentences. A chord can be for an angle.Logical formLearned from2 sentences. An illustration may show some chords.Logical formLearned from2 sentences. Chords can be features.Logical formLearned from2 sentences. Chords may be created by an interplay.Logical formLearned from2 sentences. Some ways may make chords.Logical formLearned from2 sentences. Chords can be tuned.Logical formLearned from2 sentences. A familiarity can be with chords.Logical formLearned from2 sentences. Chords may result from a role.Logical formLearned from2 sentences. Chords can be in a tune.Logical formLearned from2 sentences. Chords may contain 9ths.Logical formLearned from2 sentences. (Chord progressions) may undergo a use.Logical formLearned from2 sentences.