Sentence 1: Barry always wanted to play the violin. 
 Sentence 3: After one lesson, Barry realized that the violin is difficult to play 
 Sentence 4:  Barry, had two more lessons before he decided to stop 
 Sentence 5:  Barry realized that he was not cut out to play the violin 
 Given Sentence 2: Barry had a friend that was willing to teach him to play the violin.