@prefix cc: . @prefix void: . @prefix ssd: . @prefix owl: . @prefix xsd: . @prefix skos: . @prefix rdfs: . @prefix version: . @prefix qb: . @prefix dgu: . @prefix dct: . @prefix ui: . @prefix rdf: . @prefix reg: . @prefix ldp: . @prefix time: . @prefix api: . @prefix vann: . @prefix vs: . @prefix prov: . @prefix foaf: . @prefix dc: . a skos:Concept ; rdfs:label "1. Blue"@en ; dct:description " The surface visibilty is at least 8000m and the height above ground level of the Base of the lowest Cloud Layer for 3/8 Cloud (or SCT) or more is at least 2500ft."@en ; skos:notation "BLU" ; .