original: in march 2005 , pavarotti underwent neck surgery to repair two vertebrae .
simplifications: in march 2005 , pavarotti underwent neck surgery to get in good condition again two vertebrae in march 2005 , pavarotti had neck surgery to repair two vertebrae . in march 2005 , pavarotti underwent neck surgery to repair two vertebrae . in march 2005 , pavarotti , a famous italian opera singer , underwent neck surgery to repair two bones in his spine . pavarotti had neck surgery in 2005 . in march 2005 , pavarotti had neck surgery to repair his spine . in march 2005 , pavarotti underwent neck surgery to repair two vertebrae . in march 2005 , pavarotti had a neck surgery to correct two vertebrae .