Complex sentence: The most important rivers of the district are Ch'illkamayu and Yanamayu, one of its left tributaries, as well as Chuwamayu "(Chuamayu)", all of them are tributaries of the Willkanuta River.
Split into simpler sentences: The most important rivers of the district are Ch'illkamayu and Yanamayu, one of its left tributaries, as well as Chuwamayu "(Chuamayu)". All of them are tributaries of the Willkanuta River.