Which film has the most copies in the inventory? List both title and id.
return films ;return copies of #1 in the  inventory ;return number of  #2 for each #1 ;return #1 where #3 is  highest ;return title of #4 ;return id of #4 ;return #5 ,  #6
['select', 'project', 'group', 'superlative', 'project', 'project', 'union']