<https://www.eea.europa.eu/publications/environmental-indicator-report-2012/environmental-indicator-report-2012-ecosystem/BreadCrumbsListItem3>
<http://schema.org/position>
"3"^^<http://www.w3.org/2001/XMLSchema#integer>
<https://www.eea.europa.eu/publications/environmental-indicator-report-2012/environmental-indicator-report-2012-ecosystem/part1.xhtml>