Porto Metro the Porto city centre to the Gondomar region in the east, this line runs between Senhora da Hora and Fânzeres. Lines A, B, C, E & F follow the same course within the City of Porto (between Estádio do Dragão and Senhora da Hora). The transfer point between Line ABCEF and Line D is at Trindade in central Porto; from Trindade to Senhora da Hora, the right of way recycles the original Porto-Varzim-Famalicão/Maia-Trofa-Guimarães trunk line. As of 2007, the total cost of Porto Metro mass transit public transport system stands on 3,500 million euros - over 1% of Portugal's GDP.
1990–91 S.L. Benfica season attentions were pointed on the league title. A strong campaign witnessed Benfica overtake Porto in February and then close the title with an away win in the Clássico, a controversial match because of the tactics employed by Porto to destabilize the team. On late May, Benfica secured their 29th league title, while Rui Águas won the Bola de Prata for league top-scorer. Benfica started the new season after having lost their fifth European Cup Final in the past season, while Porto regained the league title back. Swedish manager Sven-Göran Eriksson made some squad adjustments, releasing established players like Fernando Chalana,