| 41. | DMOZ uses a hierarchical ontology scheme for organizing site listings.
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| 42. | The classes of an ontology may be extensional or intensional in nature.
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| 43. | In most upper ontologies, the classes are defined intensionally.
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| 44. | These are useful, but are not considered true ontologies.
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| 45. | Within the ontology of color there are various competing types of theories.
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| 46. | These relationships include class membership, ontologies, situations, and inheritance.
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| 47. | Ontologie . ( There is no universal ontology .)
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| 48. | Numerous efforts have been made to define a process / planning ontology.
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| 49. | Krausz probes the relation between these ideals of interpretation and their ontologies.
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| 50. | Ontologies represent classification systems that provide controlled and structured vocabularies.
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