Complex sentence: Following a goal by the Slammers a fight broke out in front of the Summerside net involving all the players on the ice, including the goalies and a player from each bench who jumped the boards to enter the fray.
Split into simpler sentences: Following a goal by the Slammers a fight broke out in front of the Summerside net. The fighting then escalated to include all the players on the ice, (even the goalies) and a player from each bench who jumped the boards to enter the fray.