story: Stew really wanted to learn how to play chess. He checked a few books out of the library about how to play. Then he went to the store to buy a chess set. After a few days he had a good grasp on the basics of the game. Now he's president of his high school's chess club.
 selected sentence: After a few days he had a good grasp on the basics of the game.
Stew feel(s) motivated >Motivates> Stew has a grasp on the basics