Complex sentence: Aguilera worked with more beat-driven producers on the first disc, such as DJ Premier and Mark Ronson, and used plenty of samples in the production, while the second disc consists solely of collaborations with producer Linda Perry.
Split into simpler sentences: Aguilera worked with "more beat-driven" producers on the first disc, such as DJ Premier and Mark Ronson, who included samples in the production. The second disc consists solely of collaborations with producer Linda Perry.