Input (grade 12): Niagara Falls is composed of two major sections separated by Goat Island: the Horseshoe Falls on the Canadian side and the American Falls on the American side. The smaller Bridal Veil Falls are also located on the American side, separated from the main falls by Luna Island.
Output (grade 9): The three waterfalls are: the Horseshoe Falls sometimes called the Canadian Falls, the American Falls, and the smaller Bridal Veil Falls.