Complex sentence: SummerSlam (2010) was a professional wrestling pay-per-view event produced by World Wrestling Entertainment (WWE), that took place on August 15,2010 at the Staples Center in Los Angeles, California for the second consecutive year.
Split into simpler sentences: SummerSlam (2010) was a professional wrestling pay-per-view event produced by World Wrestling Entertainment (WWE), that took place on August 15,2010. It was held at Staples Center in Los Angeles, California for the second consecutive year.