Hosts Kerala will lock horns with Maharashtra in the first semi-final of the 67th Santosh Trophy national football tournament at the Jawaharlal Nehru Stadium in Kochi today. The second semi-final between Punjab and Services will be played tomorrow. The final is slated to take place on Sunday.Yesterday, Punjab and Services won their quarterfinal league matches to advance into the semi-finals. Services defeated Odisha 2-0 and Punjab beat Karnataka, 2-0.