id	keyword
gc-311	permian
gc-311	upper
gc-311	taxa
gc-311	kochansky
gc-311	carboniferous
gc-311	brijeg
gc-311	kosmacev
gc-311	clastic
gc-311	rocks
gc-311	zagreb
gc-311	age
gc-311	kriz
gc-311	mrzla
gc-311	pebbles
gc-311	gorski
gc-311	kotar