question: Which station is one of the 5 hub stations on the Beijing -- Shanghai High-Speed Railway line ?
answer: Nanjing South Railway Station
turker_answer: One of the 5 hub stations on the Beijing -- Shanghai High-Speed Railway line is Nanjing South Railway Station .
rule-based: One of the 5 hub stations on the Beijing -- Shanghai High-Speed Railway line is Nanjing South Railway Station .