Question: Find the name and capacity of the dorm with least number of amenities.
SQL: SELECT T1.dorm_name ,  T1.student_capacity FROM dorm AS T1 JOIN has_amenity AS T2 ON T1.dormid  =  T2.dormid JOIN dorm_amenity AS T3 ON T2.amenid  =  T3.amenid GROUP BY T2.dormid ORDER BY count(*) LIMIT 1