Just about the only person not over-excited by Barcelona's 1-0 Champions League semi-final first leg win over AC Milan was the player who had done most to light up San Siro. Ronaldinho's sublime pass, which enabled Ludovic Giuly to score the winner, will remain long in the memory but the Brazil international had been shackled by the close attention of Jaap Stam and Gennaro Gattuso until the 57th minute.