What A Fool Believes The Doobie Brothers P 1978 Chords with a '' / '' in them indicate that the last letter is the bass note, e.g. ''F#/Ab'' is the normal F# major chord but with an Ab bass note. Intro: /* / / / / / / / / / / A7b5 / / / / / / / / / / / / / First Verse: / / / / / / / / / / / A7b5 / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / Bbm7 / Bbm7 / Gm7b5 / Gm7b5 / Gm7b5 / Gm7b5 / F#m7 / F#m7 / / / * / / / / / / / / / / C#m7 / C#m7 / - Back to beginning. * F#/Ab and B11 can also be termed ''Ab11'' and ''A/B'' respectively.