India will take on defending champions Afghanistan in the summit clash of the SAFF football championships at Thiruvananthapuram today. The match will begin at 6.30 PM.In the semi-finals on Thursday, while India beat Maldives 3-2 in a thrilling match, Afghanistan humbled minnows Sri Lanka 5-nil. India have been on a roll having convincingly beaten all their opponents en route to the final but Constantine said the summit clash would be a difficult game.Today, the hosts would be looking for a revenge of their defeat in 2013 .Six-time champions India had lost to Afghanistan 0-2 in the 2013 final in Kathmandu. In the earlier edition in 2011, India had beaten Afghanistan 4-0 at home.