What is the first and last name of the student who played the most sports?
return students ;return sports that  #1 played ;return the   number of  #2 for each #1 ;return #1 where #3 is  the   highest ;return the   first name of #4 ;return the   last name of #4 ;return #5 ,  #6
['select', 'project', 'group', 'comparative', 'project', 'project', 'union']