| TennisBall | |
| appearance as argument number 1 |
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| (subclass TennisBall Ball) | Sports.kif 347-347 | TennisBall 是 球 的 subclass |
| appearance as argument number 2 |
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| (termFormat EnglishLanguage TennisBall "tennis ball") | domainEnglishFormat.kif 65587-65587 |
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