id	keyword
aesr-6177	region
aesr-6177	soil
aesr-6177	irkutsk
aesr-6177	land
aesr-6177	baikal
aesr-6177	zoning
aesr-6177	authors
aesr-6177	agricultural
aesr-6177	use
aesr-6177	map