question: How much money is each PureCell Model 400 fuel cell projected to save the city of New Haven in energy costs over the course of a decade ?
answer: $ 1 million
turker_answer: Each PureCell Model 400 fuel cell is projected to save the city of New Haven in energy costs over the course of a decade $ 1 million .
rule-based: $ 1 million is each PureCell Model 400 fuel cell projected to save the city of New Haven in energy costs over the course of a decade .