question: What is the total area of the levels
answer: The total area of the Levels amounts to about 647.5 square kilometres ( 160,000 acres )
turker_answer: The total area of the levels is about 647.5 square kilometers , or 160,000 acres .
rule-based: The total area of the levels is the total area of the Levels amounts to about 647.5 square kilometres ( 160,000 acres