ChordB♭13sus47-string · Standard B♭ thirteenth suspended fourth · Frets 1–3 BEADGBER4♭7913noteB♭E♭A♭CGroleR4♭7913fret11113frets 1–3C1C2C3C4C5C6RootB♭1stE♭2ndF3rdA♭ StrumArpeggio