CT3: Geopolitical Feature
Entity Relationship Diagram for Epicentre V3.0 Data Model Copyright (C) 2001 POSC, All Rights Reserved.
country Each offshore_legal_survey_area may belongs to one and only one geopolitical_feature. offshore_feature Each geopolitical_feature may have sovereign rights for one or more offshore_legal_survey_area. country Each field may identified within the context of one and only one geopolitical_feature. field Each geopolitical_feature may have dominion over one or more field. bordering_feature Each geopolitical_border may define the border from one and only one geopolitical_feature. geopolitical_adjoining_border Each geopolitical_feature may have borders defined by one or more geopolitical_border. geopolitical_feature Each geopolitical_border must be the border of one and only one geopolitical_feature. geopolitical_border Each geopolitical_feature may have borders defined by one or more geopolitical_border. geopolitical_feature Each geopolitical_boundary must is the outer boundary of one and only one geopolitical_feature. geopolitical_boundary Each geopolitical_feature may have boundaries defined by one or more geopolitical_boundary. field geopolitical_border geopolitical_boundary geopolitical_feature offshore_legal_survey_area