Input (grade 8): Extreme Rules is an upcoming professional wrestling pay-per-view (PPV) event produced by World Wrestling Entertainment (WWE), which will take place on May 1, 2011 at the St. Pete Times Forum in Tampa, Florida.
Output (grade 5): Extreme Rules was a professional wrestling pay-per-view (PPV) event made by WWE. The event took place May 1, 2011 at the St. Pete Times Forum in Tampa, Florida.