{"@context":{"ns0":"http://purl.oclc.org/NET/ssnx/cf/cf-property#","rdf":"http://www.w3.org/1999/02/22-rdf-syntax-ns#","ns1":"http://purl.oclc.org/NET/ssnx/qu/dim#","owl":"http://www.w3.org/2002/07/owl#","rdfs":"http://www.w3.org/2000/01/rdf-schema#","ns2":"http://purl.oclc.org/NET/ssnx/cf/","ns3":"http://purl.oclc.org/NET/ssnx/cf/cf-feature#","ns4":"http://www.w3.org/ns/ssn/"},"@graph":[{"@id":"ns0:frozen_water_content_of_soil_layer","@type":["ns1:SurfaceDensity","owl:NamedIndividual"],"rdfs:label":"frozen water content of soil layer","rdfs:isDefinedBy":{"@id":"ns2:cf-property"},"rdfs:comment":"\"frozen_water\" means ice. \"Content\" indicates a quantity per unit area. \"Layer\" means any layer with upper and lower boundaries that have constant values in some vertical coordinate. There must be a vertical coordinate variable indicating the extent of the layer(s). If the layers are model layers, the vertical coordinate can be model_level_number, but it is recommended to specify a physical coordinate (in a scalar or auxiliary coordinate variable) as well. Quantities defined for a soil layer must have a vertical coordinate variable with boundaries indicating the extent of the layer(s)."},{"@id":"ns2:cf-feature#soil_layer","ns4:hasProperty":{"@id":"ns0:frozen_water_content_of_soil_layer"}}]}