Find the personal name, family name, and author ID of the course author that teaches the most courses.
return authors ;return courses of  #1 ;return number of #2 ;return #1 where  #3 is  highest ;return personal name  of  #4 ;return family name  of  #4 ;return author ID of  #4 ;return #5 ,   #6 , #7
['select', 'project', 'aggregate', 'superlative', 'project', 'project', 'project', 'union']