What is the shape of the blue object behind and to the right of the gray metallic cube?
return cubes ;return #1 that  are gray ;return #2 that  are metallic ;return objects ;return #4 that  are blue ;return #5 that  is  behind #3 ;return #6 that  is  to  the   right of #3 ;return shape of #7
['select', 'filter', 'filter', 'select', 'filter', 'filter', 'filter', 'project']