Sentence 1: Sarah's dog Max clawed at the door, ready for his morning walk. 
 Sentence 3: As they walked, Sarah noticed a dog park filled with other dogs 
 Sentence 4:  She opened the gate and let max inside the play area 
 Sentence 5:  Max played with several of the other dogs and had fun 
 Given Sentence 2: Sarah put on his leash and they headed outside.