| PistonRing(piston ring) | | piston_ring |
| appearance as argument number 1 |
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| No TPTP formula. May not be expressible in strict first order. | Cars.kif 3812-3815 | |
| No TPTP formula. May not be expressible in strict first order. | Cars.kif 3810-3810 | Piston ring is a subclass of gasket |
| No TPTP formula. May not be expressible in strict first order. | Cars.kif 3816-3816 | A piston ring is typically a part of a piston |
| No TPTP formula. May not be expressible in strict first order. | Cars.kif 3817-3817 | A piston typically has a part piston ring |
| appearance as argument number 2 |
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| No TPTP formula. May not be expressible in strict first order. | Cars.kif 3811-3811 |
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