@Test(groups={"rdf-schema-test"})
public void testJobTitleLiteral(){
Node jobTitleNode = getLink(root, "http://www.w3.org/2000/01/rdf-schema#label");
assertNotNull(jobTitleNode);
assertTrue(jobTitleNode instanceof CellLiteralNode);
CellLiteralNode jobTitle = (CellLiteralNode)jobTitleNode;
//test language
assertEquals(jobTitle.getLang(),"en");
//test type: null stands for "untyped"
assertNull(jobTitle.getValueType());
//test column name
assertEquals(jobTitle.getColumnName(), "Job Title");
}