D-Net

        private final List<String> PUBLICATION_FIELD_QUERIES = Arrays.asList("oaftype exact result", "resulttypeid exact publication");

        private final List<String> DATASET_FIELD_QUERIES = Arrays.asList("oaftype exact result", "resulttypeid exact dataset");

        private final List<String> PROJECT_FIELD_QUERIES = Arrays.asList("oaftype exact project");

        private final List<String> DATASOURCE_FIELD_QUERIES = Arrays.asList("oaftype exact datasource", "(datasourcecompatibilityid <> \"UNKNOWN\")");

        private final List<String> ORGANIZATION_FIELD_QUERIES = Arrays.asList("oaftype exact organization",

    public final static String PUBLICATION_PREFIX = "(oaftype exact result) and (resulttypeid exact publication)";

    public final static String DATASET_PREFIX = "(oaftype exact result) and (resulttypeid exact dataset)";

    public final static String PROJECT_PREFIX = "(oaftype exact project)";

    public final static String DATASOURCE_PREFIX = "(oaftype exact datasource) and (datasourcecompatibilityid <> \"UNKNOWN\")";

    public final static String ORGANIZATION_PREFIX = "(oaftype exact organization and " +