Complex sentence: Within the plot of the album I'm Free tells of Tommy's vision to spiritually enlighten others due to his sudden and immense popularity.Pinball Wizard (earlier on the album) appears at the end of the song during the "How could we follow?" part.
Split into simpler sentences: Within the plot of the album I'm Free tells of Tommy's vision to spiritually enlighten others due to his sudden and immense popularity. The Pinball Wizard (earlier on the album) appears at the end of the song during the "How could we follow?" part.