Database: aan_1
Question: What are the titles and paper ids which have Mckeown as an author, but not Rambow?
SQL:
SELECT T1.title ,  T1.paper_id FROM Paper AS T1 JOIN Author_list AS T2 ON T1.paper_id  =  T2.paper_id JOIN Author AS T3 ON T2.author_id  =  T3.author_id WHERE T3.name LIKE "%Mckeown%" EXCEPT SELECT T1.title ,  T1.paper_id FROM Paper AS T1 JOIN Author_list AS T2 ON T1.paper_id  =  T2.paper_id JOIN Author AS T3 ON T2.author_id  =  T3.author_id WHERE T3.name LIKE "%Rambow%"