Malappuram, June 23 -- Congress-led United Democratic Front (UDF) candidate Aryadan Shoukath was leading with a margin of 2290 votes against CPI(M)-led Left Democratic Front (LDF) candidate M. Swaraj in the Nilambur Assembly by-election at the end of the four-round counting held (out of 14 rounds) at Chungathara Marthoma HSS on Monday. UDF secured 15335 votes, LDF - 13045 votes, Independent candidate and former Nilambur MLA P. V. Anvar - 5539 and BJP-led NDA candidate Mohan George - 1902 votes each. The votes of the UDF-controlled Vazhikkadavu panchayat were counted first. Four panchayats, Vazhikkadavu, Moothedam, Edakkara and Chungathara, are UDF strongholds, while Pothukkallu, Karulai, Amarambalam panchayath and Nilambur Municipality were...