Real Madrid's taut 1--1 tie against Barcelona last Saturday was the first episode of a soap opera that is convulsing Spain: four games in 18 days between two bitter rivals fighting for soccer supremacy not just in Spain but also in the world. The two clubs were set to meet again on Wednesday in the final of the Copa del Rey knockout tournament, with a two-legged UEFA Champions League semifinal to follow on April 27 and May 3. Will Barcelona prove that it's the world's best professional team? Can Real Madrid coach José Mourinho hatch a game plan to stop Barça forward Lionel Messi, who scored on Saturday? Each game will be must-see TV for sports fans.