austenitic steel
	TID: 5
	BT: steel
	DTI: 2007-05-24

chromium steel
	TID: 6
	BT: steel
	DTI: 2007-05-24

coal
	TID: 1
	DTI: 2007-05-24

manganese steel
	TID: 7
	BT: steel
	DTI: 2007-05-24

mining
	TID: 2
	NT: opencast mining
	DTI: 2007-05-24

opencast mining
	TID: 9
	BT: mining
	DTI: 2007-05-24

steel
	TID: 10
	NT: austenitic steel
	    chromium steel
	    manganese steel
	DTI: 2007-05-24