Sentence 1: Jeff was a scientist and a bowler on the weekend. 
 Sentence 3: One night he created the perfect floor wax 
 Sentence 4:  It was so good that you didn't need to wear special shoes 
 Sentence 5:  He put a patent on it and made a million dollars 
 Option 1: He wanted to develop better bowling shoes. 
 Option 2: He wanted to develop a better floor wax for the lanes.