Sentence 1: Dan thought he had a great business idea. 
 Sentence 3: Dan's friends told him this was a terrible idea 
 Sentence 4:  After two weeks, And had only sold three mustache combs 
 Sentence 5:  Dan decided to listen to his friends in the future 
 Given Sentence 2: He wanted to sell mustache combs at a kiosk at the mall.