ChordB♭(♯4)Lydian8-string · Standard B♭ major with sharp four, no fifth, from B♭ Lydian · Open position F♯BEADGBER♯4R3noteB♭EB♭DEroleR♯4R3♯4fret12330frets 1–3C1C2C3C4C5C6RootB♭1stD2ndE StrumArpeggio