ChordA♭7(add13)Bass · Standard A♭ dominant seventh added thirteenth · Frets 1–3 EADG♭7313RnoteG♭CFA♭role♭7313Rfret2331frets 1–3C1C2C3C4RootA♭1stC2ndE♭3rdG♭ StrumArpeggio