If a single pencil case is open to display color pencils, the pencils are painted in the color they are
return pencil case ;return color  pencils  ;return #1 that is open to  display #2 ;return colors of #2 ;return if  #2 are painted in  #4 ;return number of  #3 ;return if  #6 is equal to  one ;return if  both  #7 and #5 are true
['select', 'select', 'filter', 'project', 'boolean', 'aggregate', 'boolean', 'boolean']