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appearance as argument number 1 |
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(documentation EnvironmentalIssue EnglishLanguage "The class of Attributes that stand for issues of environmental concern.") | Geography.kif 6819-6820 | |
(subclass EnvironmentalIssue AreaOfConcern) | Geography.kif 6818-6818 | EnvironmentalIssue est une sous-classe de AreaOfConcern |
appearance as argument number 2 |
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