If there is a balloon touching the wall or ceiling.
return balloon ;return wall ;return ceiling ;return #1 that is touching #2 ;return #1 that is touching #3 ;return number of  #4 ;return number of  #5 ;return if  #6 is at least one ;return if  #7 is at least one ;return if  #8 or #9 is true
['select', 'select', 'select', 'filter', 'filter', 'aggregate', 'aggregate', 'boolean', 'boolean', 'boolean']