I’m Not In Love by 10Cc is in Bb at 132 beats per minute and runs 4:09 across 55 bars. It uses 18 chords — Fmaj9, C11, C, Bb, Bbm, F, A7, Dm, and a few more. The chord diagram changes as the song plays and the words light up as they are sung, so you can strum and sing along without reading ahead.
Want the melody line note by note? I’m Not In Love guitar melody tab.