After this, there was a civil war in Western Chalukyas for succession.After death of Someshwara I, his son Someshwara II succeeded him in 1068. But a dispute broke between him and his younger brother Vikramaditya VI. Vikramaditya VI approached ___________Virarajendra accepted his prayer and made him heir to the Chalukya throne. Thus Vikramaditya VI became a tributary subordinate to Virarajendra Chola. Virarajendra Chola gave his daughter in marriage to Vikramaditya VI and this was a significant marital alliance between the Cholas and Chalukyas.