Random triples
| Subject | Object |
|---|---|
| gptkb:Sentinel_Mine | gptkb:silver |
| gptkb:Nevada_Gold_Rush | gptkb:gold |
| gptkb:Andernach_Geyser | calcium carbonate |
| gptkb:Safford_Mine | molybdenum |
| gptkb:El_Teniente_mine | molybdenum |
| gptkb:Blood_Rock | gptkb:granite |
| gptkb:Wheal_Buller | tin |
| gptkb:Wheal_Buller | gptkb:copper |
| gptkb:Sentinel_Mine | cobalt |
| gptkb:Nevada_Gold_Rush | gptkb:silver |