How many years after proceeds from an auction were received was the basement of the Prelature building renovated using those proceeds?
return proceeds  from  an auction were received ;return the  basement of the Prelature building was  renovated using those proceeds  ;return year of #1 ;return year of #2 ;return difference of #4 and  #3
['select', 'select', 'project', 'project', 'arithmetic']