id	keyword
gi-2976	bim
gi-2976	gis
gi-2976	building
gi-2976	models
gi-2976	information
gi-2976	citygml
gi-2976	ifc
gi-2976	management
gi-2976	geometry
gi-2976	data
gi-2976	investigation
gi-2976	objects
gi-2976	ctu
gi-2976	geoinformatics