story: Bob was eating dinner when he felt Something funny in his mouth. As he was chewing he bit down on Something hard. He spit out the piece and found out it was part of his tooth. It did not hurt so he kept eating. About a week later his tooth felt funny because it was so jagged.
 selected sentence: He spit out the piece and found out it was part of his tooth.
Bob feel(s) curious >Motivates> Bob spits out a piece of his tooth