If a zipper case has a black-and-white zig zag pattern on the bottom and a yellowish band across the top.
return zipper case ;return zig zag pattern ;return #2 that is black-and-white ;return the  bottom of #1 ;return if  #4 has #3 ;return band ;return #6 that is yellowish ;return the  top of #1 ;return if  #7 is across #8 ;return if  both  #5 and #9 is true
['select', 'select', 'filter', 'project', 'boolean', 'select', 'filter', 'project', 'boolean', 'boolean']