For any rating where the name of reviewer is the same as the director of the movie, return the reviewer name, movie title, and number of stars.
SELECT DISTINCT T3.name ,  T2.title ,  T1.stars FROM Rating AS T1 JOIN Movie AS T2 ON T1.mID  =  T2.mID JOIN Reviewer AS T3 ON T1.rID  =  T3.rID WHERE T2.director  =  T3.name
reviewer name same as director of the movie means WHERE condition on reviewer's name equals director's name; return reviewer name, movie title, and number of stars refers to SELECT DISTINCT with respective columns from joined Reviewer, Movie, and Rating tables;