A lecture concert on ‘Ramanuja Nutrandhaadhi’ has been organised by ITC Mangaldeep. Professor Madhusudhanan Kalaichelvan will explain the treatise which has been set to music by P. B. Srirangachari. B. Umashankar will sing the verses and he will be accompanied by G. R. S. Murthy on veena and Guru Raghavendra on mrudangam. On May 26, 6 p.m. At Tattvaloka, Eldams Road.