id	keyword
assc-56776	jewelry
assc-56776	silk
assc-56776	road
assc-56776	trade
assc-56776	analysis
assc-56776	culture
assc-56776	routes
assc-56776	jade
assc-56776	value
assc-56776	science
assc-56776	gold
assc-56776	layer