question: After the newest expressway was completed , what was the new travel time between Chengdu and Chongqing ?
answer: two and a half hours
turker_answer: After the newest expressway was completed , the new travel time between Chengdu and Chongqing was two and a half hours .
rule-based: After the newest expressway was completed , the new travel time between Chengdu and Chongqing was two and a half hours .