anyN.addContent("90");
request.addContent(anyN);
Element anyS = factory.element("southBL");
anyS.addContent("-90");
request.addContent(anyS);
Element anyR = factory.element("relation");
anyR.addContent("overlaps");
request.addContent(anyR);
// build lucene query input
LuceneQueryInput lQI = new LuceneQueryInput(request);
// build lucene query