Host nation Ghana and Cameroon will reignite rivalry at the ongoing Africa Cup of Nations as the two nations lock horns in the semi-final stage of the competition at the Ohene Djan Stadium, Accra on Thursday, February 7.The Cameroonians defeated Tunisia 3-2 at the Tamale Stadium on Monday night to secure a place in the last four despite having a shaky start in the competition.Ghana on the other hand came from a goal down to hand their bitterest rivals, Nigeria with a 2-1 goal margin to set a date for another crunch game with the Cameroonians.Cote d'Ivoire would seek revenge against defending champions Egypt in the other semi-final match at the Baba Yara Stadium in Kumasi also on Thursday.Egypt defeated the Ivorians in the finals of the 2006 Africa Cup Nations when they hosted the tournament.Source: GNA