If in at least one image there is one parked yellow bus near one police  vehicle.
return bus ;return #1 that is yellow ;return #2 that is parked ;return police vehicle ;return #3 that is near #4 ;return images ;return number of  #5 for each  #6 ;return #6 where  #7 is equal to  one   ;return number of  #8 ;return if  #9 is at least one
['select', 'filter', 'filter', 'select', 'filter', 'select', 'group', 'comparative', 'aggregate', 'boolean']