In the Old Mysuru region, in seats like Mandya, the battle remains one of grassroots caste arithmetic and caste consolidation. The results here will test the success of the JDS-BJP alliance and also the Congress's top two in the state - Chief Minster Siddaramiah and his deputy, DK Shivakumar. NDTV's Veeraraghav travels to Mysuru, Mandya, and Bengaluru Rural to explain why this is perhaps a key test for all sides.