story: The girls were outside for recess. It suddenly became windy since it was winter. When a gust of wind hit Nancy, her wig fell out of her head. It was moving into the air. Eventually, it got stuck on top of a flag.
 selected sentence: When a gust of wind hit Nancy, her wig fell out of her head.
The wind blew Nancy's wig off her head >Causes/Enables> Nancy chased after her wig 