Mapping_EdgeMapping_DiameterAttribute = getResourceOrNull(graph, URIs.Mapping_EdgeMapping_DiameterAttribute);
Mapping_EdgeMapping_DiameterAttribute_Inverse = getResourceOrNull(graph, URIs.Mapping_EdgeMapping_DiameterAttribute_Inverse);
Mapping_EdgeMapping_LengthAttribute = getResourceOrNull(graph, URIs.Mapping_EdgeMapping_LengthAttribute);
Mapping_EdgeMapping_DiameterAttribute = getResourceOrNull(graph, URIs.Mapping_EdgeMapping_DiameterAttribute);
Mapping_EdgeMapping_DiameterAttribute_Inverse = getResourceOrNull(graph, URIs.Mapping_EdgeMapping_DiameterAttribute_Inverse);
Mapping_EdgeMapping_LengthAttribute = getResourceOrNull(graph, URIs.Mapping_EdgeMapping_LengthAttribute);