Complex sentence: The album saw the group experimenting with world music, collaborating with South African Zulu group Mahlathini and the Mahotella Queens, who provide a heavy layer of mostly non-English-language vocals.
Split into simpler sentences: The album saw them experimenting with so-called world music, collaborating with South African Zulu group Mahlathini and the Mahotella Queens. The South African singers provide a heavy layer of mostly non-English-language vocals.