Random triples
| Subject | Object |
|---|---|
| gptkb:Kashmir_Sapphire | late 19th century to early 20th century |
| gptkb:Consolidated_Virginia_Mine | gptkb:19th_century |
| gptkb:Gold_Hill_Mine | gptkb:19th_century |
| gptkb:The_Orphan_Girl_Mine | gptkb:19th_century |
| gptkb:Falun_Copper_Mine | 1040 to 1992 |
| gptkb:Parys_Mountain | 18th to 19th century |