Complex sentence: Dennis Perkins of The A.V. Club "gave the episode a D, saying" as the final act of "Mathlete's Feat," the final episode of the 26th season of "The Simpsons" went to commercial.
Split into simpler sentences: Dennis Perkins of The A.V. Club "gave the episode a D, saying" as the final act of "Mathlete's Feat". The final episode of the 26th season of "The Simpsons" went to commercial.