Complex sentence: Rajanaka Kṣemarāja (क्षेमराज) (late 10th to early 11th century) was a philosopher and brilliant disciple of Abhinavagupta; as well peerless master of tantra, yoga, poetics, and dramaturgy.
Split into simpler sentences: Rajanaka Kṣemarāja (क्षेमराज) (late 10th to early 11th century) was a philosopher and the brilliant disciple of Abhinavagupta. Kṣemarāja was a peerless master of tantra, yoga, philosophy, poetics, and dramaturgy.