Random triples
| Subject | Object |
|---|---|
| gptkb:World_Morgan_Futurity | required for participating horses |
| gptkb:Iditarod | required at checkpoints |
| gptkb:George_Ryder_Stakes | veterinary checks required |
| gptkb:Iditarod | mandatory |
| gptkb:Longines_Grand_Prix_of_Hong_Kong | mandatory |
| gptkb:Copper_Basin_300_race | required during race |