what is the second largest state of south canada?
return south canada ;return states of #1 ;return size of #2 ;return the  largest of #3 ;return #3 besides  #4 ;return the  largest of #5 ;return #2 where  #3 is equal to  #6
['select', 'project', 'project', 'aggregate', 'discard', 'aggregate', 'comparative']