| cylinder → HasA → piston | 0.70 | |
| cylinder → HasA → four valves | 0.68 | |
| cylinder → HasA → low compression | 0.66 | |
| cylinder → HasA → air | 0.50 | |
| cylinder → HasA → two exhaust valves | 0.50 | |
| cylinder → HasA → two intake | 0.45 | |
| cylinder → HasA → equal compression | 0.41 | |
| cylinder → HasA → two pistons | 0.39 | |
| cylinder → HasA → two spark plugs | 0.37 | |
| cylinder → HasA → exhaust ports | 0.29 | |
| cylinder → HasA → tapered vappearance | 0.29 | |
| cylinder → HasA → a heat regenerator | 0.25 | |
| cylinder → HasA → longitudinal axis | 0.25 | |
| cylinder → HasA → one inlet | 0.25 |