Input (grade 13): Royal Rumble (2011) was a professional wrestling pay-per-view (PPV) event produced by World Wrestling Entertainment (WWE), which took place on January 30, 2011 at the TD Garden in Boston, Massachusetts.
Output (grade 11): Royal Rumble (2011) was the twenty-fourth annual Royal Rumble professional wrestling pay-per-view event made by World Wrestling Entertainment (WWE). It took place on January 30, 2010 at the TD Garden in Boston, Massachusetts.