Sentence 1: Robby stopped at a gas station in a small town. 
 Sentence 3: Robby looked around the store 
 Sentence 4:  He saw an old man passed out on the floor 
 Sentence 5:  Robby called an ambulance to help the man 
 Option 1: There was no one in the store that he saw working. 
 Option 2: There were many people in the store that were working.