FC Porto Nuno Valente and Derlei, Porto won the 2002–03 Primeira Liga with relative comfort, finishing 11 points ahead of second-placed Benfica. The club also won the UEFA Cup, defeating Celtic in a dramatic extra-time final, to win its second major European title. Mourinho then secured an unprecedented treble for Porto by winning the Taça de Portugal final against his previous club. The 2003–04 season began with another 1–0 win over União de Leiria, which gave the club its 13th Supertaça. Weeks later, Porto failed to repeat this result in the 2003 UEFA Super Cup, losing 1–0 to Milan. The departure of
2003–04 S.L. Benfica season first of a cycle of three decisive matches. Three days later, Benfica played the quarter-finals of the Portuguese Cup against Nacional. After conceding on 22nd minute, the team spent over an hour trying to score. Tiago then scored in the 85th minute, with Sokota scoring Benfica's second a minute later. This put the team into the semi-final. On 15 February, Benfica received Porto for the second Clássico of the season. Porto scored first through Costinha, but Benfica levelled the match through Simão on the 50th minute, with the game ending in a 1–1 draw. Camacho expressed that the correct result