HasSymbolContributionFilter = getResourceOrNull(graph, URIs.HasSymbolContributionFilter);\r
HasSymbol_Inverse = getResourceOrNull(graph, URIs.HasSymbol_Inverse);\r
HasTailConnector = getResourceOrNull(graph, URIs.HasTailConnector);\r
HasSymbolContributionFilter = getResourceOrNull(graph, URIs.HasSymbolContributionFilter);\r
HasSymbol_Inverse = getResourceOrNull(graph, URIs.HasSymbol_Inverse);\r
HasTailConnector = getResourceOrNull(graph, URIs.HasTailConnector);\r