If there are two needles and one spoon.
return needles ;return spoon ;return the  number of  #1 ;return the  number of  #2 ;return if  #3 is equal to  two ;return if  #4 is equal to  one ;return if  both  #5 and #6 is true
['select', 'select', 'aggregate', 'aggregate', 'boolean', 'boolean', 'boolean']