Sentence 1: Fred needs a blazer for a special event that his friends are planning. 
 Sentence 3: When he gets to the store, he finds a blazer for a reasonable price 
 Sentence 4:  It fits him perfectly 
 Sentence 5:  Fred is happy he has found a blazer for the event 
 Given Sentence 2: He has never liked how blazers look, but he decides he needs one.