Sentence 1: Jon wanted to eat out. 
 Sentence 3: He decided to use Yelp 
 Sentence 4:  He went to a greek cafe based on the Yelp recommendations 
 Sentence 5:  The food was terrible and he vowed to never again use Yelp 
 Option 1: He knew exactly where he wanted to go. 
 Option 2: He couldn't decide what restaurant to go to.