Random triples
| Subject | Object |
|---|---|
| gptkb:Ratnapura | alexandrite |
| gptkb:Ratnapura | aquamarine |
| gptkb:Ratnapura | rubies |
| gptkb:Ratnapura | quartz |
| gptkb:Ratnapura | zircon |
| gptkb:Ratnapura | tourmaline |
| gptkb:Ratnapura | topaz |
| gptkb:Ratnapura | moonstone |
| gptkb:Ratnapura | granite |
| gptkb:Ratnapura | spinel |
| gptkb:Ratnapura | cat's eyes |
| gptkb:Ratnapura | sapphires |