Sentence 1: Marvin played outside on a playground. 
 Sentence 3: Marvin scraped his forehead on a rock 
 Sentence 4:  Marvin's dad took him to the emergency room 
 Sentence 5:  Marvin got three stitches above his eye 
 Option 1: He got off the monkey bars and landed on his feet. 
 Option 2: He climbed up the monkey bars and fell down.