Complex sentence: It is one of the few Metallica songs in which Hetfield, not Hammett, plays the guitar solo, given that Hetfield recorded all rhythm and most harmony tracks on the band's first five albums.
Split into simpler sentences: It is one of the few Metallica songs in which Hetfield, not Hammett, plays the guitar solo. Given that Hetfield recorded all rhythm and most harmony tracks on the band's first five albums.