Original: From the 7th to the 9th century, three dynasties contested for control of northern India: the Pratiharas of Malwa, the Palas of Bengal and the Rashtrakutas of Deccan.
Simplified: Some of these dynasties were the Pratiharas of Malwa and later Kannauj; the Palas of Bengal, and the Rashtrakutas of the Deccan.