Sentence 1: Vincent was a lifeguard at his neighborhood pool. 
 Sentence 3: He asked the child to stop running, but the child ignored him 
 Sentence 4:  The child fell and started crying 
 Sentence 5:  Vincent laughed at the child 
 Option 1: He didn't see the child running around the pool. 
 Option 2: He saw a child running around the pool.