Complex sentence: This is the second time a Premier League squad has been outscored by individual players; the first instance also involved Sunderland when they were outscored by three players, including Henry, in the 2002-03 season.
Split into simpler sentences: This is the second time a Premier League squad has been outscored by individual players. The first instance also involved Sunderland when they were outscored by three players, including Henry, in the 2002-03 season.