Task: Question Generation
Input (English): There are seven state parks within the confines of New York City, including Clay Pit Ponds State Park Preserve, a natural area which includes extensive riding trails, and Riverbank State Park, a 28-acre (110,000 m2) facility that rises 69 feet (21 m) over the Hudson River.
Output (English): Riverbank State park's highest point is how high above the Hudson River?