Sentence 1: Fred and Jacob were on their way to play some tennis. 
 Sentence 3: They had to stand since the bus was already overcrowded 
 Sentence 4:  As the bus made a sharp turn, Fred's racket hit Jacob's elbow 
 Sentence 5:  They ended up having to go to the hospital to treat Jacob's elbow 
 Given Sentence 2: With their tennis rackets in hand, they rode the bus.