A few months before the 2017 UP election, OBC leaders Swami Prasad Maurya, Dara Singh Chauhan and Dharam Singh Saini left the BSP to join the BJP. Five years later, the defection of Maurya, Chauhan and Saini is the most visible example of SP chief Akhilesh Yadav’s non-Yadav OBC outreach. In between, the SP’s OBC Morcha chief Rajpal Kashyap had …