Sentence 1: Rob wasn't supposed to have Mortal Kombat. 
 Sentence 3: He was playing on Saturday when his mom came into his room 
 Sentence 4:  She yelled in anger when she saw the game 
 Sentence 5:  Rob's mom sold his Sega Genesis as a punishment 
 Option 1: But he pleaded continuously to his mother to purchase it. 
 Option 2: He traded a friend at school for the game.