Complex sentence: Pavón made his La Liga debut on 26 October 2008, playing the entire 2--1 home win against Racing de Santander; at the season's end, however, the Soria side returned to level two after only one year up.
Split into simpler sentences: Pavón made his La Liga debut on 26 October 2008, playing the entire 2--1 home win against Racing de Santander. At the season's end, however, the Soria side returned to the second level after only one year up.