About: copper mining

Premodifier: copper
Head noun: mining

Same concepts
http://dbpedia.org/resource/Copper_extraction_techniques

Broader concepts

label	provenance	confidence
extractive industry	isap:99415111	0.677614
industry	isap:99414988	0.643741
activity	isap:106563610	0.381644
main industry	isap:99415105	0.360990

Narrower concepts

label	provenance	confidence