Sentence 1: Shirley heard a dog crying outside. 
 Sentence 3: She couldn't get to the dog, so she called the police 
 Sentence 4:  The police came, broke through the fence, and rescued the dog 
 Sentence 5:  The dog was taken from the neighbors and lives a healthy life now 
 Given Sentence 2: She saw her neighbors had chained up their dog outside on a hot day.