Complex sentence: The 2003 Euro Beach Soccer Cup was the fifth Euro Beach Soccer Cup, one of Europe's two major beach soccer championships at the time, held in April 2003, in Liège, Belgium.
Split into simpler sentences: The 2003 Euro Beach Soccer Cup was the fifth Euro Beach Soccer Cup. Held in April 2003, it was one of Europe's two major beach soccer championships at the time in Liège, Belgium.