CREATE TABLE Movie(
	mID int primary key, 
	title text, 
	year int, 
	director text
)

CREATE TABLE Reviewer(
	rID int primary key, 
	name text)

CREATE TABLE Rating(
	rID int, 
	mID int, 
	stars int, 
	ratingDate date,
	FOREIGN KEY (mID) references Movie(mID),
	FOREIGN KEY (rID) references Reviewer(rID)
)
SELECT T2.name FROM Rating AS T1 JOIN Reviewer AS T2 ON T1.rID  =  T2.rID WHERE T1.stars  =  3 INTERSECT SELECT T2.name FROM Rating AS T1 JOIN Reviewer AS T2 ON T1.rID  =  T2.rID WHERE T1.stars  =  4
What are the names of all reviewers that have given 3 or 4 stars for reviews?