rdfs:comment Electricity Market.
For example,
```
<http, .
<http://agregator.com> a seas:ElectricityTrader, ;
seas:tradesElectricityOn <http://market.com @en
rdfs:comment values (see http://rs.tdwg.org/dwc/terms/guides/rdf/index.htm, section 3.5),This property is not equivalent to http,://rs.tdwg.org/ontology/voc/TaxonConcept#rank nor http@en