Argentina
Guillermo Vilas
Key facts
- Height
- 180 cm
- Born
- 17 August 1952
- Plays
- Left-handed
- Tour
- ATP
Official profile
Every game we hold
Includes finals, playoffs and exhibition games, so totals run higher than regular-season figures.
| Season | |||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1992 Atp tourArgentina | 2 | 0 | – | – | – | 2 | 4 | 26 | 33 | 1 | 0 | 5 | 192 | 135 | 81 | 29 | 30 | 7 | 17 | 205 | 82 | 6 | 21 | – | – | – | – | – | 276 |
| 1989 Atp tourArgentina | 6 | 2 | – | – | – | 5 | 10 | 58 | 81 | 1 | – | – | – | – | – | – | – | – | – | – | – | – | – | 1 | – | – | – | – | – |
| 1988 Atp tourArgentina | 26 | 11 | – | – | – | 29 | 35 | 291 | 302 | 7 | – | – | – | – | – | – | – | – | – | – | – | – | – | 2 | – | – | – | – | – |
| 1987 Atp tourArgentina | 32 | 18 | – | – | – | 43 | 33 | 370 | 345 | 10 | – | – | – | – | – | – | – | – | – | – | – | – | – | 2 | – | – | – | – | – |
| 1986 Atp tourArgentina | 33 | 19 | – | – | 1 | 50 | 40 | 454 | 395 | 11 | – | – | – | – | – | – | – | – | – | – | – | – | – | 7 | – | – | – | – | – |
| 1985 Atp tourArgentina | 31 | 17 | – | – | – | 40 | 34 | 340 | 337 | 9 | – | – | – | – | – | – | – | – | – | – | – | – | – | 4 | – | – | – | – | – |
| 1984 Atp tourArgentina | 31 | 17 | – | – | – | 40 | 37 | 373 | 350 | 13 | – | – | – | – | – | – | – | – | – | – | – | – | – | 4 | – | – | – | – | – |
| 1983 Atp tourArgentina | 68 | 51 | 3 | – | 7 | 122 | 49 | 901 | 633 | 17 | – | – | – | – | – | – | – | – | – | – | – | – | – | 9 | – | – | – | – | – |
| 1982 Atp tourArgentina | 90 | 74 | 7 | – | 12 | 169 | 55 | 1,222 | 808 | 18 | – | – | – | – | – | – | – | – | – | – | – | – | – | 13 | – | 2 | – | – | – |
| 1981 Atp tourArgentina | 82 | 65 | 3 | – | 9 | 142 | 51 | 1,038 | 676 | 14 | – | – | – | – | – | – | – | – | – | – | – | – | – | 12 | – | 5 | – | – | – |
| 1980 Atp tourArgentina | 84 | 66 | 4 | – | 8 | 159 | 58 | 1,164 | 776 | 18 | – | – | – | – | – | – | – | – | – | – | – | – | – | 13 | – | 3 | – | – | – |
| 1979 Atp tourArgentina | 92 | 70 | 4 | 1 | 9 | 164 | 67 | 1,242 | 923 | 30 | – | – | – | – | – | – | – | – | – | – | – | – | – | 17 | – | 3 | – | – | – |
| 1978 Atp tourArgentina | 73 | 64 | 7 | 1 | 8 | 152 | 44 | 1,069 | 709 | 14 | – | – | – | – | – | – | – | – | – | – | – | – | – | 20 | – | – | – | – | – |
| 1977 Atp tourArgentina | 146 | 132 | 16 | 2 | 21 | 296 | 69 | 2,046 | 1,269 | 34 | – | – | – | – | – | – | – | – | – | – | – | – | – | 23 | – | 3 | – | 1 | – |
| 1976 Atp tourArgentina | 103 | 83 | 6 | – | 9 | 193 | 68 | 1,447 | 1,016 | 35 | – | – | – | – | – | – | – | – | – | – | – | – | – | 16 | – | 4 | – | – | – |
| 1975 Atp tourArgentina | 104 | 87 | 5 | – | 8 | 197 | 57 | 1,402 | 934 | 12 | – | – | – | – | – | – | – | – | – | – | – | – | – | 18 | – | 4 | – | – | – |
| 1974 Atp tourArgentina | 109 | 88 | 7 | – | 8 | 200 | 70 | 1,473 | 1,004 | 13 | – | – | – | – | – | – | – | – | – | – | – | – | – | 10 | – | 5 | – | – | – |
| 1973 Atp tourArgentina | 38 | 24 | 1 | – | 1 | 53 | 36 | 457 | 417 | 14 | – | – | – | – | – | – | – | – | – | – | – | – | – | 4 | – | – | – | – | – |
| 1972 Atp tourArgentina | 31 | 17 | – | – | 2 | 45 | 41 | 418 | 410 | 6 | – | – | – | – | – | – | – | – | – | – | – | – | – | 7 | – | – | – | – | – |
| 1971 Atp tourArgentina | 1 | 0 | – | – | – | 2 | 3 | 24 | 26 | 1 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| 1970 Atp tourArgentina | 7 | 2 | – | – | – | 8 | 14 | 77 | 101 | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | 1 | 1 | – | 1 | – | – |
| 1969 Atp tourArgentina | 6 | 3 | – | – | – | 11 | 10 | 90 | 90 | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| 1968 Atp tourArgentina | 2 | 1 | – | – | – | 4 | 5 | 41 | 47 | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Career23 seasons | 1197 | 911 | 63 | 4 | 103 | 2,126 | 890 | 16,023 | 11,682 | 278 | 0 | 5 | 192 | 135 | 81 | 29 | 30 | 7 | 17 | 205 | 82 | 6 | 21 | 183 | 1 | 29 | 1 | 1 | 276 |
Game log, 1992 Atp tour
| Game | ||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Bordeaux: Round of 32 v German LopezL 1-2 14 Sept | 0 | – | – | – | 1 | 2 | 10 | 15 | 0 | 0 | 3 | 81 | 41 | 26 | 20 | 13 | 5 | 9 | 79 | 27 | 1 | 6 | – | – | – | – | – | 109 |
| Atlanta: Round of 32 v Alexander VolkovL 1-2 27 Apr | 0 | – | – | – | 1 | 2 | 16 | 18 | 1 | 0 | 2 | 111 | 94 | 55 | 9 | 17 | 2 | 8 | 126 | 55 | 5 | 15 | – | – | – | – | – | 167 |
Splits, Atp tour
| Split | |||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| WinsResult | 911 | 1.0 | 0.1 | 0.0 | 0.1 | 2.2 | 0.3 | 14.4 | 7.8 | 0.2 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.2 | – | 0.0 | – | – | – |
| LossesResult | 286 | 0.0 | – | – | 0.1 | 0.5 | 2.3 | 10.2 | 16.0 | 0.3 | 0.0 | 0.0 | 0.7 | 0.5 | 0.3 | 0.1 | 0.1 | 0.0 | 0.1 | 0.7 | 0.3 | 0.0 | 0.1 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 1.0 |
| Regular seasonStage · won 595 of 746 | 746 | 0.8 | – | – | – | 1.8 | 0.6 | 13.4 | 9.3 | 0.2 | 0.0 | 0.0 | 0.3 | 0.2 | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.3 | 0.1 | 0.0 | 0.0 | 0.2 | 0.0 | 0.0 | 0.0 | – | 0.4 |
| FinalsStage · won 316 of 451 | 451 | 0.7 | 0.1 | 0.0 | 0.2 | 1.7 | 0.9 | 13.4 | 10.6 | 0.3 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.1 | – | 0.0 | – | 0.0 | – |
| Bjorn BorgOpponent · won 5 of 22 | 22 | 0.2 | 0.0 | – | 0.4 | 0.6 | 2.1 | 9.7 | 14.8 | 0.2 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.1 | – | 0.1 | – | – | – |
| Eddie DibbsOpponent · won 13 of 20 | 20 | 0.7 | 0.1 | – | 0.1 | 1.8 | 1.1 | 14.2 | 11.8 | 0.3 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.1 | – | – | – | – | – |
| Jose HiguerasOpponent · won 13 of 17 | 17 | 0.8 | 0.1 | – | 0.1 | 1.8 | 0.6 | 12.8 | 9.2 | 0.2 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.2 | – | – | – | – | – |
| Buster C MottramOpponent · won 14 of 16 | 16 | 0.9 | 0.1 | – | 0.1 | 2.0 | 0.4 | 13.6 | 8.6 | 0.1 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.1 | – | – | – | – | – |
| Wojtek FibakOpponent · won 8 of 16 | 16 | 0.5 | 0.3 | – | 0.3 | 1.7 | 1.3 | 14.9 | 13.1 | 0.4 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.1 | – | 0.1 | – | – | – |
| Harold SolomonOpponent · won 8 of 15 | 15 | 0.5 | 0.1 | – | 0.2 | 1.6 | 1.4 | 15.1 | 13.6 | 0.4 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.3 | – | 0.3 | – | – | – |
| Jaime FillolOpponent · won 13 of 15 | 15 | 0.9 | 0.3 | – | 0.3 | 2.1 | 0.4 | 13.7 | 8.5 | 0.1 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.1 | – | – | – | – | – |
| Manuel OrantesOpponent · won 7 of 15 | 15 | 0.5 | 0.2 | – | 0.2 | 1.3 | 1.5 | 12.3 | 13.4 | 0.3 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.1 | – | 0.1 | – | – | – |
| Ivan LendlOpponent · won 5 of 14 | 14 | 0.4 | 0.2 | – | 0.6 | 1.2 | 1.8 | 12.6 | 14.4 | 0.1 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.1 | – | – | – |
| Jose Luis ClercOpponent · won 10 of 14 | 14 | 0.7 | 0.3 | – | 0.6 | 1.6 | 0.8 | 12.7 | 9.7 | 0.3 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.1 | – | – | – |
| Victor PecciOpponent · won 11 of 14 | 14 | 0.8 | 0.1 | – | 0.1 | 1.6 | 0.7 | 13.0 | 10.1 | 0.5 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.1 | – | – | – | – | – |
| Brian GottfriedOpponent · won 9 of 13 | 13 | 0.7 | 0.2 | 0.1 | 0.4 | 1.7 | 0.7 | 12.5 | 9.5 | 0.3 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.1 | – | 0.1 | – | – | – |
| Ilie NastaseOpponent · won 7 of 12 | 12 | 0.6 | 0.3 | – | 0.3 | 1.4 | 1.3 | 12.3 | 11.9 | 0.3 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.1 | – | 0.2 | – | 0.1 | – |
| Raul RamirezOpponent · won 11 of 12 | 12 | 0.9 | 0.1 | – | 0.1 | 2.3 | 0.4 | 14.9 | 8.6 | 0.2 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.2 | – | 0.3 | – | – | – |
| Vitas GerulaitisOpponent · won 5 of 11 | 11 | 0.5 | – | – | 0.3 | 1.3 | 1.6 | 14.2 | 15.0 | 0.7 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.3 | – | – | – |
| Arthur AsheOpponent · won 5 of 10 | 10 | 0.5 | – | – | 0.1 | 1.3 | 1.2 | 12.4 | 11.7 | 0.2 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.2 | – | – | – | – | – |
| Jan KodesOpponent · won 9 of 10 | 10 | 0.9 | 0.1 | – | 0.1 | 2.1 | 0.6 | 15.6 | 10.6 | 0.0 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.3 | – | – | – | – | – |
| Paul McnameeOpponent · won 8 of 10 | 10 | 0.8 | 0.1 | – | 0.2 | 2.4 | 0.6 | 17.0 | 9.8 | 0.1 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.2 | – | – | – | – | – |
| Tomas SmidOpponent · won 9 of 10 | 10 | 0.9 | – | – | – | 1.9 | 0.4 | 12.4 | 8.0 | 0.4 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.1 | – | – | – | – | – |
| Yannick NoahOpponent · won 8 of 10 | 10 | 0.8 | 0.1 | – | 0.2 | 2.0 | 0.7 | 14.6 | 9.6 | 0.3 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.3 | – | – | – | – | – |
| Zeljko FranulovicOpponent · won 8 of 10 | 10 | 0.8 | 0.1 | – | 0.1 | 1.9 | 0.7 | 14.0 | 9.4 | 0.1 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.1 | – | – | – | – | – |
| Andres GomezOpponent · won 4 of 9 | 9 | 0.4 | – | – | – | 1.1 | 1.2 | 11.6 | 11.6 | 0.3 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.1 | – | – | – |
| Balazs TaroczyOpponent · won 7 of 9 | 9 | 0.8 | – | – | – | 1.7 | 0.9 | 14.0 | 10.1 | 0.6 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Jeff BorowiakOpponent · won 9 of 9 | 9 | 1.0 | – | – | – | 2.1 | 0.6 | 15.0 | 10.3 | 0.2 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Jimmy ConnorsOpponent · won 4 of 9 | 9 | 0.4 | 0.3 | 0.1 | 0.6 | 1.3 | 1.7 | 11.7 | 14.3 | 0.1 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.3 | – | 0.2 | – | – | – |
| Onny ParunOpponent · won 8 of 9 | 9 | 0.9 | – | – | – | 2.1 | 0.6 | 15.9 | 10.3 | 0.4 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.3 | – | 0.1 | – | – | – |
| Phil DentOpponent · won 7 of 9 | 9 | 0.8 | 0.1 | – | 0.1 | 2.0 | 1.1 | 16.6 | 11.0 | 0.2 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.2 | – | – | – | – | – |
| Ricardo CanoOpponent · won 9 of 9 | 9 | 1.0 | – | – | – | 2.3 | 0.0 | 14.3 | 6.9 | 0.1 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.2 | – | – | – | – | – |
| Adriano PanattaOpponent · won 6 of 8 | 8 | 0.8 | 0.1 | – | 0.3 | 1.9 | 0.9 | 15.4 | 11.4 | 0.4 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.1 | – | – | – | – | – |
| Bill ScanlonOpponent · won 6 of 8 | 8 | 0.8 | – | – | – | 1.6 | 0.8 | 12.4 | 9.0 | 0.1 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.1 | – | – | – | – | – |
| Gene MayerOpponent · won 6 of 8 | 8 | 0.8 | – | – | 0.1 | 1.6 | 0.9 | 13.3 | 10.5 | 0.5 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.4 | – | – | – | – | – |
| Hans GildemeisterOpponent · won 8 of 8 | 8 | 1.0 | – | – | – | 2.1 | 0.5 | 15.0 | 9.8 | 0.5 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.3 | – | – | – | – | – |
| John McEnroeOpponent · won 4 of 8 | 8 | 0.5 | 0.1 | – | 0.3 | 1.3 | 1.3 | 10.9 | 11.9 | 0.1 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.4 | – | – | – |
| Patricio CornejoOpponent · won 7 of 8 | 8 | 0.9 | – | – | – | 2.1 | 0.6 | 14.8 | 10.3 | 0.0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.1 | – | – |
| Patrick ProisyOpponent · won 6 of 8 | 8 | 0.8 | – | – | – | 1.6 | 0.9 | 12.6 | 9.3 | 0.0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Corrado BarazzuttiOpponent · won 6 of 7 | 7 | 0.9 | 0.1 | – | 0.1 | 2.0 | 0.3 | 13.1 | 7.0 | 0.1 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.1 | – | – | – | – | – |
| Mats WilanderOpponent · won 1 of 7 | 7 | 0.1 | – | – | 0.4 | 0.4 | 2.1 | 7.6 | 14.1 | 0.1 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.1 | – | – | – | – | – |
| Pablo ArrayaOpponent · won 7 of 7 | 7 | 1.0 | – | – | – | 2.0 | 0.1 | 12.7 | 6.0 | 0.1 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Pavel SlozilOpponent · won 6 of 7 | 7 | 0.9 | 0.1 | – | 0.1 | 1.9 | 0.4 | 12.6 | 7.4 | 0.1 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Raymond MooreOpponent · won 6 of 7 | 7 | 0.9 | – | – | – | 2.3 | 0.4 | 15.6 | 7.6 | 0.1 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.3 | – | – | – | – | – |
| Roscoe TannerOpponent · won 3 of 7 | 7 | 0.4 | 0.1 | – | 0.3 | 1.3 | 1.7 | 14.0 | 15.7 | 0.3 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.4 | – | – | – | – | – |
| Ross CaseOpponent · won 4 of 7 | 7 | 0.6 | – | – | – | 1.7 | 1.1 | 16.6 | 14.6 | 0.6 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.3 | – | – | – | – | – |
| Barry Phillips MooreOpponent · won 5 of 6 | 6 | 0.8 | 0.2 | – | 0.2 | 2.0 | 0.5 | 12.7 | 8.5 | 0.0 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.2 | – | – | – | – | – |
| Belus PrajouxOpponent · won 6 of 6 | 6 | 1.0 | – | – | – | 2.3 | 0.2 | 14.8 | 8.2 | 0.3 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.3 | – | – | – | – | – |
| Butch WaltsOpponent · won 2 of 6 | 6 | 0.3 | – | – | – | 1.0 | 1.8 | 14.0 | 15.0 | 1.0 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.2 | – | – | – | – | – |
| Dick CrealyOpponent · won 6 of 6 | 6 | 1.0 | – | – | – | 2.0 | 0.0 | 12.5 | 5.0 | 0.2 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.3 | – | – | – | – | – |
| Dick StocktonOpponent · won 5 of 6 | 6 | 0.8 | – | – | – | 2.0 | 0.3 | 13.2 | 7.7 | 0.0 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.3 | – | – | – | – | – |
| Eliot TeltscherOpponent · won 5 of 6 | 6 | 0.8 | – | – | – | 1.8 | 0.5 | 13.5 | 8.3 | 0.3 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Henry PfisterOpponent · won 3 of 6 | 6 | 0.5 | – | – | – | 1.3 | 1.2 | 12.7 | 11.2 | 0.2 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.3 | – | – | – | – | – |
| Ion TiriacOpponent · won 6 of 6 | 6 | 1.0 | – | – | – | 2.0 | 0.5 | 13.2 | 8.7 | 0.0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Jairo VelascoOpponent · won 6 of 6 | 6 | 1.0 | – | – | – | 2.2 | 0.3 | 14.5 | 6.3 | 0.0 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.2 | – | – | – | – | – |
| Karl MeilerOpponent · won 4 of 6 | 6 | 0.7 | 0.2 | – | 0.3 | 2.0 | 1.2 | 16.3 | 11.8 | 0.2 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Kevin CurrenOpponent · won 5 of 6 | 6 | 0.8 | – | – | – | 2.0 | 0.8 | 16.7 | 13.5 | 0.7 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.2 | – | – | – | – | – |
| Marty RiessenOpponent · won 6 of 6 | 6 | 1.0 | – | – | – | 2.2 | 0.7 | 15.7 | 8.3 | 0.0 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.2 | – | – | – | – | – |
| Paolo BertolucciOpponent · won 6 of 6 | 6 | 1.0 | – | – | – | 2.2 | 0.2 | 14.3 | 7.5 | 0.3 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.2 | – | – | – | – | – |
| Stan SmithOpponent · won 6 of 6 | 6 | 1.0 | 0.2 | – | 0.2 | 2.5 | 0.3 | 16.0 | 8.7 | 0.0 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.5 | – | – | – | – | – |
Most played opponents
- 22 matchesBjorn Borg 5-17
- 20 matchesEddie Dibbs 13-7
- 17 matchesJose Higueras 13-4
- 16 matchesBuster C Mottram 14-2
- 16 matchesWojtek Fibak 8-8
- 15 matchesHarold Solomon 8-7
Wins-losses for Vilas. Tap a rival for the full head to head.
Stats from official league and public sports feeds. Updated hourly. Tennis history by Jeff Sackmann / Tennis Abstract (CC BY-NC-SA 4.0).