Complex sentence: In later years Machi Nayaka is stated in the Mackenzie MS. to have helped Tirumala Nayakkan in circa 1638 against the rebellions Setupati of Ramnad; and his paternal uncle and successor Narayanappa Nayaka is said to have assisted Chokkanatha Nayakkan in his expedition against the Tanjore Nayakkan.
Split into simpler sentences: In later years Machi Nayaka is stated in the Mackenzie MS. to have helped Tirumala Nayakkan in circa 1638 against the rebellions Setupati of Ramnad. Nayaka's paternal uncle and successor, Narayanappa Nayaka, is said to have assisted Chokkanatha Nayakkan in his expedition against the Tanjore Nayakkan.