ChordB♭9♭137-string · Standard B♭ dominant ninth flat thirteen · Frets 6–8 BEADGBE6R5♭73♭139noteB♭FA♭DG♭CroleR5♭73♭139fret686778frets 6–8C1C2C3C4C5C6RootB♭1stD2ndF3rdA♭ StrumArpeggio