Random triples
| Subject | Object |
|---|---|
| gptkb:Kopaonik,_Serbia | silver |
| gptkb:Geology_of_California | borax |
| gptkb:Kopaonik,_Serbia | gptkb:lead |
| gptkb:Geology_of_California | asbestos |
| gptkb:Geology_of_California | gptkb:gold |
| gptkb:Geology_of_California | tungsten |
| gptkb:Geology_of_California | gptkb:chromite |
| gptkb:Kopaonik,_Serbia | zinc |
| gptkb:Kopaonik,_Serbia | gptkb:gold |
| gptkb:Geology_of_California | mercury |
| gptkb:Geology_of_California | petroleum |
| gptkb:Geology_of_California | rare earth elements |
| gptkb:Geology_of_California | natural gas |