id	keyword
esrj-106532	area
esrj-106532	core
esrj-106532	core area
esrj-106532	green
esrj-106532	zhengzhou
esrj-106532	landscape
esrj-106532	river
esrj-106532	city
esrj-106532	central
esrj-106532	infrastructure
esrj-106532	connectivity
esrj-106532	construction
esrj-106532	analysis
esrj-106532	network
esrj-106532	mspa
esrj-106532	level