Simplify the following text for a Grade 7 native English-speaking person.
Original: At the Slammy Awards the Undertaker and Shawn Michaels won the Best Match of the Year , with Shawn expressing that he was glad that he had created history at WrestleMania , but just when he was about to leave he challenged Undertaker to a rematch at the next WrestleMania . The Undertaker would later say no and told Shawn that he would have to earn the spot .
Simplified: Shawn won this match and will face The Undertaker at WrestleMania .