MUMBAI, June 20: Oil & Natural Gas Commission (ONGC) pumped in three second half goals to defeat BPCL (Refineries) 3-0 in a Mumbai District Football Association-conducted Harwood League match at the St. Xavier’s ground, Parel today. After having dominated for most of the first half, ONGC struck in the 49th minute when Arun Mahale beat the BPCL goalkeeper, M P Shankaran with a neat header. Brian D’Mello consolidated the position in the 58th minute when his shot from near half-line caught Shankaran off-guard and despite the goalkeeper’s best efforts, the ball went in grazing his fingers.Dominic D’Souza set up the third goal with a pass to H Chikale who rounded off the tally.