No TPTP formula. May not be expressible in strict first order. | Geography.kif 7403-7403 | PM is a subclass of mixture |
No TPTP formula. May not be expressible in strict first order. | Geography.kif 7432-7432 | PM10 is a subclass of PM |
No TPTP formula. May not be expressible in strict first order. | Geography.kif 7461-7461 | PM2.5 is a subclass of PM |