Random triples
| Subject | Object |
|---|---|
| gptkb:2015_US_Open | Martina Hingis and Leander Paes vs. Coco Vandeweghe and Nick Kyrgios |
| gptkb:2017_US_Open | Dabrowski/ Youzhny vs. Bopanna/ Erakovic |
| gptkb:2009_Australian_Open | Hewitt/ Stosur vs. Krajicek/ Mattek-Sands |
| gptkb:2021_Australian_Open | Barbora Krejčíková and Nikola Mektić vs Desirae Krawczyk and Joe Salisbury |
| gptkb:Wimbledon_2021 | Neal Skupski and Desirae Krawczyk vs. John Peers and Ellen Perez |