If a small pet habitat features a white disk with purple border and yellow dot at the center.
return pet habitat ;return #1 that is small ;return disk ;return #3 that is white ;return border of #4 ;return #4 where  #5 is purple ;return center of #6 ;return dot at #7 ;return #6 where  #8 is yellow ;return #1 that features #9 ;return number of  #10 ;return if  #11 is at least one
['select', 'filter', 'select', 'filter', 'project', 'comparative', 'project', 'project', 'comparative', 'filter', 'aggregate', 'boolean']