The result of Wednesday's Atletico de Kolkata vs FC Goa match will decide which four teams qualify for the playoffs.
Chennai got off to a great start, going 2-0 ahead through Bruno Pelissari (16th minute) and Jeje Lalpekhlua (28th). Delhi came back into the contest through Del Piero's superb free-kick in the 53rd minute and Hans Mulder's shot from outside the area in the 88th minute.
