@effect = U(U(":effect").value + "/#{uriName}")

    ctx = U("http://light9.bigasterisk.com/show/dance2017/effect/#{uriName}")

    quad = (s, p, o) => @graph.Quad(s, p, o, ctx)

    addQuads = [

      quad(@effect, U('rdf:type'), U(':Effect'))

      quad(@effect, U('rdfs:label'), @graph.Literal(@newEffectName))

      quad(@effect, U(':publishAttr'), U(':strength'))

      ]

    settings = @graph.nextNumberedResources(@effect.value + '_set', @currentSettingsList().length)

    for row in @currentSettingsList()

      setting = settings.shift()

      addQuads.push(quad(@effect, U(':setting'), setting))

      addQuads.push(quad(setting, U(':device'), row[0]))

      addQuads.push(quad(setting, U(':deviceAttr'), row[1]))

      value = if typeof(row[2]) == 'number'

          @graph.LiteralRoundedFloat(row[2])

        else

          @graph.Literal(row[2])

      addQuads.push(quad(setting, @valuePred(row[1]), value))

    patch = {addQuads: addQuads, delQuads: []}

    log('save', patch)