What is the shape of the item between a purple sphere and a purple cube?
return sphere ;return #1 that  are purple  ;return cubes ;return #3 that  are purple ;return items ;return #5 that  are between a  #2 and a #4 ;return the  shape of #6
['select', 'filter', 'select', 'filter', 'select', 'filter', 'project']