Complex sentence: The team was led by Marc Rosset and Jakob Hlasek, and it lost to a tough United States team consisting of Andre Agassi, Jim Courier, Pete Sampras, and John McEnroe beat the Swiss three matches to one.
Split into simpler sentences: The team was led by Marc Rosset and Jakob Hlasek, and it lost to a tough United States team. The strong American team consisting of Andre Agassi, Jim Courier, Pete Sampras, and John McEnroe beat the Swiss three matches to one.