Random triples
| Subject | Object |
|---|---|
| gptkb:The_Four_Peaks_Amethyst_Mine | high |
| gptkb:Bahia_Amethyst_Mine | high |
| gptkb:Orapa-Jwaneng_mining_complex | produces high-quality diamonds |
| gptkb:Williamson_mine | high quality diamonds |
| gptkb:Mogok_mine | high quality |
| gptkb:Koffiefontein_mine | produces gem-quality diamonds |
| gptkb:Kareevlei_mine | high quality diamonds |
| gptkb:Jwaneng_Mine | produces high-quality diamonds |
| gptkb:Letšeng_mine | Type IIa diamonds |