Complex sentence: In 1993 Calvin O. Butts III, pastor of Abyssinian Baptist Church in Harlem, led a threat to boycott the station if they played any form of gangsta rap, culminating in Butts bulldozing a pile of hip-hop recordings during a rally.
Split into simpler sentences: In 1993 Calvin O. Butts III, pastor of Abyssinian Baptist Church in Harlem, led a threat to boycott the station if they played any form of gangsta rap. Butts' protests culminated in his bulldozing a pile of hip-hop recordings during a rally.