Gruppiere die folgenden Sportarten anhand ihrer Gemeinsamkeiten. Berücksichtige die verwendeten Instrumente, den Ort und die Dauer:

Tennis, Kickboxen, Fußball, Squash, Boxen, Rugby, Tischtennis, Taekwondo
Group following sports based on their similarities. Consider the instruments used, place and duration:

Tennis, kick-boxing, football, squash, boxing, rugby, table tennis, taekwondo
These sports can be categorized into as following groups;
- Footballs sports: Football, rugby 
- Racket sports: tennis, table tennis, squash
- Combat sports: kick-boxing, boxing, taekwondo
These sports can be categorized into as following groups;
- Footballs sports: Football, rugby 
- Racket sports: tennis, table tennis, squash
- Combat sports: kick-boxing, boxing, taekwondo
classification
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