There is an object that is behind the large yellow object and to the right of the purple object; what material is it?
return the   large yellow object  ;return the   purple object  ;return objects ;return #3 that  are behind #1 ;return #4 that  are to  the   right of #2 ;return the   material of #5
['select', 'select', 'select', 'filter', 'filter', 'project']