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No TPTP formula. May not be expressible in strict first order. Economy.kif 5409-5416
No TPTP formula. May not be expressible in strict first order. Economy.kif 5405-5405 Softwood is a subclass of wood product
No TPTP formula. May not be expressible in strict first order. Economy.kif 5418-5418 Cedar wood is a subclass of softwood
No TPTP formula. May not be expressible in strict first order. Economy.kif 5428-5428 Fir wood is a subclass of softwood
No TPTP formula. May not be expressible in strict first order. Economy.kif 5438-5438 Larch wood is a subclass of softwood
No TPTP formula. May not be expressible in strict first order. Economy.kif 5448-5448 Spruce wood is a subclass of softwood
No TPTP formula. May not be expressible in strict first order. Economy.kif 5458-5458 PineWood is a subclass of softwood


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