@prefix rdfs: . @prefix foaf: . ; rdfs:label "49" ; ; "Linear ditch aligned WNW-ESE. Observed extent in plan 2.65 m x 0.75 m, depth 0.20m. Profile has moderately sloping concave sides and a concave base." ; ; ; , ; , , , . rdfs:label "RDF description of 49" ; ; foaf:primaryTopic .