Random triples
| Subject | Object |
|---|---|
| gptkb:Osagean | approximately 333 million years ago |
| gptkb:Series_2_(Cambrian) | 509 million years ago |
| gptkb:Stage_4_(Cambrian) | 509 million years ago |
| gptkb:Bathonian_stage | 165.3 million years ago |
| gptkb:Bartonian | 37.8 million years ago |