is the small purple object and the brown thing the same shape?
return objects ;return #1 that  are small ;return #2 that  are purple ;return the   shape of #3 ;return things ;return #5 that  are brown ;return the   shape of #6 ;return if  #4 is  the   same as #7
['select', 'filter', 'filter', 'project', 'select', 'filter', 'project', 'boolean']