The inaugural concert of MadRasana’s Margazhi series unfolded with a performance by Lalgudi GJR Krishnan and Lalgudi Vijayalakshmi at the M.S. Patnam Subramania Iyer’s Apoorva raga kriti, ‘Srivenkatesha’ in Phalamanjari added vibrancy to the concert by emitting a burst of energy — with brisk melkala tala. In a composition where nadam is described as mooladhara, the inaugural concert fittingly featured …