Complex sentence: Turf dance had been promoted as a means of dispute resolution within the Oakland community, and in 2005 The Architeckz built on this concept of dance battle by engaging krump dancers from Los Angeles in city-level competition.
Split into simpler sentences: Turf dance had been promoted as a means of dispute resolution within the Oakland community. In 2005 The Architeckz built on this concept of dance battle by engaging krump dancers from Los Angeles in city-level competition.