question: In what year did the U.S. Supreme Court entertain a lawsuit filed by 18 New Haven firefighters against the city of New Haven ?
answer: 2009
turker_answer: In 2009 , the U.S. Supreme Court entertained a lawsuit filed by 18 New Haven firefighters against the city of New Haven .
rule-based: The U.S. Supreme Court entertained a lawsuit filed by 18 New Haven firefighters against the city of New Haven in 2009 .