sentences:  Lisboa Navigators are the most successful team with six titles.Portugal has been traditionally strong in the sport of athletics in long distance running, and is the birthplace for a number of successful athletes including Rosa Mota, Carlos Lopes, Fernanda Ribeiro, and Manuela Machado.Rui Silva and sprinter Francis Obikwelu have won several gold, silver and bronze medals in European, World and Olympic Games competitions.