Sentence 1: A boy and his large dog walked towards me earlier today. 
 Sentence 3: The boy said come on my dog does not bite 
 Sentence 4:  I tried walking pass them but the dog bit me on the leg 
 Sentence 5:  Now I am at the hospital getting 50 rabies shots 
 Given Sentence 2: I froze in my tracks because I am scared of dogs.