What is the shape shared by two large items of the same color?
return items ;return #1 that  are large ;return colors of #2 ;return #2 where  #3 are the  same ;return shapes of #4 ;return number of #4 for each #5 ;return #5 where  #6 is  two
['select', 'filter', 'project', 'comparative', 'project', 'group', 'comparative']