| Lubricant | |
| appearance as argument number 1 |
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| (documentation Lubricant EnglishLanguage "Any Substance that reduces Friction between two objects that are in contact and move with respect to one another. Note that this does not include CorpuscularObjects like BallBearings.") | Cars.kif 2983-2985 | |
| (subclass Lubricant Substance) | Cars.kif 2981-2981 |
| appearance as argument number 2 |
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| (subclass Grease Lubricant) | Cars.kif 2987-2987 | |
| (termFormat EnglishLanguage Lubricant "lubricant") | Cars.kif 2982-2982 |
| consequent |
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| (=> (instance ?LP Lubricating) (exists (?L) (and (instance ?L Lubricant) (objectTransferred ?LP ?L)))) |
Cars.kif 3005-3010 |
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