id	keyword
iberica-163	education
iberica-163	metaphor
iberica-163	obama
iberica-163	president
iberica-163	competition
iberica-163	discourse
iberica-163	race
iberica-163	domain
iberica-163	state
iberica-163	ibérica
iberica-163	new
iberica-163	conceptual
iberica-163	source
iberica-163	union