Complex sentence: The first leg was played at the San Siro on 29 March 2006, where Villarreal's Diego Forlán scored inside the first minute of the match, but Villarreal lost 2--1 as Inter took a lead to the return leg at El Madrigal on 4 April.
Split into simpler sentences: The first leg was played at the San Siro on 29 March 2006. Playing at the San Siro, Diego Forlán scored inside the first minute of the match, but Villarreal lost 2--1 as Inter took a lead to the return leg at El Madrigal on 4 April.