No TPTP formula. May not be expressible in strict first order. | Cars.kif 80-80 | Engine cycle is a subclass of motion |
No TPTP formula. May not be expressible in strict first order. | Cars.kif 134-134 | Four stroke engine cycle is a subclass of engine cycle |
No TPTP formula. May not be expressible in strict first order. | Cars.kif 251-251 | Two stroke engine cycle is a subclass of engine cycle |