| appearance as argument number 1 |
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| No TPTP formula. May not be expressible in strict first order. | Media.kif 838-843 | |
| No TPTP formula. May not be expressible in strict first order. | Media.kif 837-837 | Video data storage device is a subclass of data storage device |
| appearance as argument number 2 |
|
|
| No TPTP formula. May not be expressible in strict first order. | Media.kif 848-848 | Audio visual data storage device is a subclass of video data storage device |
| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 65695-65695 |
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Sigma web home Suggested Upper Merged Ontology (SUMO) web home
Sigma version 3.0 is open source software produced by Articulate Software and its partners