id	keyword
csp-549	steel
csp-549	city
csp-549	vanadium
csp-549	panzhihua
csp-549	cities
csp-549	industry
csp-549	development
csp-549	south
csp-549	economy
csp-549	tagil
csp-549	titanium
csp-549	nizhny
csp-549	emalahleni
csp-549	ore
csp-549	mining
csp-549	coal
csp-549	metallurgy