Assertion: country's reserve | /r/HasProperty | known to the world
Facets:
Source sentences:
text: In the mining sector, Brazil stands out in the extraction of iron ore (where it is the second world exporter), copper, gold, bauxite (one of the 5 largest producers in the world), manganese (one of the 5 largest producers in the world), tin (one of the largest producers in the world), niobium (concentrates 98% of reserves known to the world) and nickel.