Complex sentence: David Surkamp was a lead singer and composer of most songs of 70's rock band Pavlov's Dog he infused his compositions with a progressive sensiblity without giving up to the excess other bands did.
Split into simpler sentences: David Surkamp was a lead singer and composer of most songs of 70's rock band Pavlov's Dog. He infused his compositions with a progressive sensiblity without giving up to the excess other bands did.