newMappings = {'attribute': 'ExtendedProcessingElements.ExtendedAttributeElement', 'choose': 'ExtendedProcessingElements.ExtendedChooseElement', 'comment': 'ExtendedProcessingElements.ExtendedCommentElement', 'copy': 'ExtendedProcessingElements.ExtendedCopyElement', 'copy-of': 'ExtendedProcessingElements.ExtendedCopyOfElement', 'element': 'ExtendedProcessingElements.ExtendedElementElement', 'for-each': 'ExtendedProcessingElements.ExtendedForEachElement', 'if': 'ExtendedProcessingElements.ExtendedIfElement', 'processing-instruction': 'ExtendedProcessingElements.ExtendedProcessingInstructionElement', 'template': 'ExtendedProcessingElements.ExtendedTemplateElement', ...}