The prestigious South Chennai Parliament seat is set for a 3-way direct fight involving two women leaders and a former MP as the ruling DMK, AIADMK, and BJP will slug it out in the 19 April polls. Incumbent DMK MP Tamizhachi Thangapandian will face former Telangana Governor and BJP leader Tamilisai Soundararajan, while AIADMK has fielded ex-MP Dr J Jayavardhan.