Is the color of the item in between the green and blue items the same as any other item?
return items ;return #1 that  is  green ;return #1 that  is  blue ;return #1 in between #2 and #3 ;return items besides #4 ;return color of #4 ;return color of #5 ;return #5 where #6 is  the   same as #7 ;return is  there any  #8
['select', 'filter', 'filter', 'filter', 'discard', 'project', 'project', 'comparative', 'boolean']