IMarker marker5 = resource.createMarker(IMarker.PROBLEM);
marker5.setAttribute(XPath.class.getName(),
child2aPath.getExternalForm());
marker5.setAttribute(Element.class.getName(), parent2.getName());
IMarker marker6 = resource.createMarker(IMarker.PROBLEM);
marker6.setAttribute(XPath.class.getName(),
child2bPath.getExternalForm());
marker6.setAttribute(Element.class.getName(), parent2.getName());
// Find markers associated with parent2