Complex sentence: The pinnacle of the league season arrived at the Santiago Bernabéu Stadium in a 3--0 win over Real Madrid, Frank Rijkaard's second victory at the Bernabéu, making him the first Barça manager to win there twice.
Split into simpler sentences: The pinnacle of the league season arrived at the Santiago Bernabéu Stadium in a 3--0 win over Real Madrid. It was Frank Rijkaard's second victory at the Bernabéu, making him the first Barça manager to win there twice.