Sentence 1: Jana bought a new leash for her dog. 
 Sentence 3: She clipped it on, and she and Spot began their walk 
 Sentence 4:  Spot was very excited, and ran in circles around Jana 
 Sentence 5:  It took Jana ten minutes to untangle herself from the leash! 
 Given Sentence 2: She had decided on a retractable leash this time.