Database: dorm_1
Question: What are the names of the dorm that does not have a TV Lounge?
SQL: select dorm_name from dorm except select t1.dorm_name from dorm as t1 join has_amenity as t2 on t1.dormid  =  t2.dormid join dorm_amenity as t3 on t2.amenid  =  t3.amenid where t3.amenity_name  =  'tv lounge'