Complex sentence: The Tokharios are assumed by some scholars to be Rishikas who were a closely allied to the Parama-Kambojas as per Mahabharata evidence Lohan.
Split into simpler sentences: The Tokharios are assumed by some scholars to be Rishikas. But the Rishikas were a closely affiliated to the Parama-Kambojas as per Mahabharata evidence Lohan.