federer's second serve points won
4
triples
GPTKB property
Random triples
| Subject | Object |
|---|---|
| gptkb:2006_US_Open_final | 60% |
| gptkb:2015_US_Open_Final | 55% |
| gptkb:Nadal_vs_Federer_2008 | 50% |
| gptkb:2008_Wimbledon_final | 60% |