local bjs = "%1"local brws = "Beijing railway station"local bsrws = "Beijing South railway station"local bwrws = "Beijing West railway station"local berws = "Beijing East railway station"local frws = "Fengtai railway station"local hrws = "Huangcun railway station"local qrws = "Qinghe railway station"local scrws = "Beijing Sub-Center railway station"local bcrws = "Chaoyang railway station"local yrws = "Yizhuang railway station"
local p =
return p